Home / 123,920,132,378.50-185,918,133,804.35-63,457,219,924.50

Finding the Fourth Proportional to 123,920,132,378.50, 185,918,133,804.35 and 63,457,219,924.50

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Solution

The fourth proportional to 123,920,132,378.50, 185,918,133,804.35 and 63,457,219,924.50 is: 95,205,255,823.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,920,132,378.50 : 185,918,133,804.35 = 63,457,219,924.50 : x
  2. Step 2: Convert to fraction form
    123,920,132,378.50/185,918,133,804.35 = 63,457,219,924.50/x
  3. Step 3: Cross multiply
    123,920,132,378.50x = 185,918,133,804.35 × 63,457,219,924.50
  4. Step 4: Simplify right side
    123,920,132,378.50x = 11,797,847,904,775,256,932,352
  5. Step 5: Solve for x
    x = 11,797,847,904,775,256,932,352/123,920,132,378.50
  6. Step 6: Final answer
    x = 95,205,255,823.49

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Double scale
Find fourth proportional to 123,920,132,379.50, 185,918,133,805.85 and 63,457,219,925.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.