Home / 127,499,602.20-190,930,538.70-101,990,434.20

Finding the Fourth Proportional to 127,499,602.20, 190,930,538.70 and 101,990,434.20

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Solution

The fourth proportional to 127,499,602.20, 190,930,538.70 and 101,990,434.20 is: 152,730,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,499,602.20 : 190,930,538.70 = 101,990,434.20 : x
  2. Step 2: Convert to fraction form
    127,499,602.20/190,930,538.70 = 101,990,434.20/x
  3. Step 3: Cross multiply
    127,499,602.20x = 190,930,538.70 × 101,990,434.20
  4. Step 4: Simplify right side
    127,499,602.20x = 19,473,088,544,052,904
  5. Step 5: Solve for x
    x = 19,473,088,544,052,904/127,499,602.20
  6. Step 6: Final answer
    x = 152,730,582.75

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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.