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Finding the Fourth Proportional to 524,448,411.90, 785,160,963.45 and 524,448,411.90

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Solution

The fourth proportional to 524,448,411.90, 785,160,963.45 and 524,448,411.90 is: 785,160,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,448,411.90 : 785,160,963.45 = 524,448,411.90 : x
  2. Step 2: Convert to fraction form
    524,448,411.90/785,160,963.45 = 524,448,411.90/x
  3. Step 3: Cross multiply
    524,448,411.90x = 785,160,963.45 × 524,448,411.90
  4. Step 4: Simplify right side
    524,448,411.90x = 411,776,420,367,226,432
  5. Step 5: Solve for x
    x = 411,776,420,367,226,432/524,448,411.90
  6. Step 6: Final answer
    x = 785,160,963.45

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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.