Home / 28,366,848,004.20-42,550,272,006.30-13,637,287,530.60

Finding the Fourth Proportional to 28,366,848,004.20, 42,550,272,006.30 and 13,637,287,530.60

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Solution

The fourth proportional to 28,366,848,004.20, 42,550,272,006.30 and 13,637,287,530.60 is: 20,455,931,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366,848,004.20 : 42,550,272,006.30 = 13,637,287,530.60 : x
  2. Step 2: Convert to fraction form
    28,366,848,004.20/42,550,272,006.30 = 13,637,287,530.60/x
  3. Step 3: Cross multiply
    28,366,848,004.20x = 42,550,272,006.30 × 13,637,287,530.60
  4. Step 4: Simplify right side
    28,366,848,004.20x = 580,270,293,855,153,291,264
  5. Step 5: Solve for x
    x = 580,270,293,855,153,291,264/28,366,848,004.20
  6. Step 6: Final answer
    x = 20,455,931,295.90

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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.