Home / 662,487,824.40-914,195,883.08-365,129,160.72

Finding the Fourth Proportional to 662,487,824.40, 914,195,883.08 and 365,129,160.72

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Solution

The fourth proportional to 662,487,824.40, 914,195,883.08 and 365,129,160.72 is: 503,857,675.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,487,824.40 : 914,195,883.08 = 365,129,160.72 : x
  2. Step 2: Convert to fraction form
    662,487,824.40/914,195,883.08 = 365,129,160.72/x
  3. Step 3: Cross multiply
    662,487,824.40x = 914,195,883.08 × 365,129,160.72
  4. Step 4: Simplify right side
    662,487,824.40x = 333,799,575,522,679,680
  5. Step 5: Solve for x
    x = 333,799,575,522,679,680/662,487,824.40
  6. Step 6: Final answer
    x = 503,857,675.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.