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Finding the Fourth Proportional to 97,792,083.20, 146,688,124.80 and 97,792,083.20

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Solution

The fourth proportional to 97,792,083.20, 146,688,124.80 and 97,792,083.20 is: 146,688,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,792,083.20 : 146,688,124.80 = 97,792,083.20 : x
  2. Step 2: Convert to fraction form
    97,792,083.20/146,688,124.80 = 97,792,083.20/x
  3. Step 3: Cross multiply
    97,792,083.20x = 146,688,124.80 × 97,792,083.20
  4. Step 4: Simplify right side
    97,792,083.20x = 14,344,937,304,893,584
  5. Step 5: Solve for x
    x = 14,344,937,304,893,584/97,792,083.20
  6. Step 6: Final answer
    x = 146,688,124.80

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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.