Home / 147,333,829,660.10-221,000,744,490.15-80,387,569,160.90

Finding the Fourth Proportional to 147,333,829,660.10, 221,000,744,490.15 and 80,387,569,160.90

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Solution

The fourth proportional to 147,333,829,660.10, 221,000,744,490.15 and 80,387,569,160.90 is: 120,581,353,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,333,829,660.10 : 221,000,744,490.15 = 80,387,569,160.90 : x
  2. Step 2: Convert to fraction form
    147,333,829,660.10/221,000,744,490.15 = 80,387,569,160.90/x
  3. Step 3: Cross multiply
    147,333,829,660.10x = 221,000,744,490.15 × 80,387,569,160.90
  4. Step 4: Simplify right side
    147,333,829,660.10x = 17,765,712,632,312,319,967,232
  5. Step 5: Solve for x
    x = 17,765,712,632,312,319,967,232/147,333,829,660.10
  6. Step 6: Final answer
    x = 120,581,353,741.35

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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.