Home / 662,487,822.40-914,195,880.32-365,129,158.72

Finding the Fourth Proportional to 662,487,822.40, 914,195,880.32 and 365,129,158.72

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Solution

The fourth proportional to 662,487,822.40, 914,195,880.32 and 365,129,158.72 is: 503,857,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,487,822.40 : 914,195,880.32 = 365,129,158.72 : x
  2. Step 2: Convert to fraction form
    662,487,822.40/914,195,880.32 = 365,129,158.72/x
  3. Step 3: Cross multiply
    662,487,822.40x = 914,195,880.32 × 365,129,158.72
  4. Step 4: Simplify right side
    662,487,822.40x = 333,799,572,686,531,456
  5. Step 5: Solve for x
    x = 333,799,572,686,531,456/662,487,822.40
  6. Step 6: Final answer
    x = 503,857,673.15

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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.