Home / 482,233,512.60-723,350,268.90-478,832,290.20

Finding the Fourth Proportional to 482,233,512.60, 723,350,268.90 and 478,832,290.20

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Solution

The fourth proportional to 482,233,512.60, 723,350,268.90 and 478,832,290.20 is: 718,248,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,233,512.60 : 723,350,268.90 = 478,832,290.20 : x
  2. Step 2: Convert to fraction form
    482,233,512.60/723,350,268.90 = 478,832,290.20/x
  3. Step 3: Cross multiply
    482,233,512.60x = 723,350,268.90 × 478,832,290.20
  4. Step 4: Simplify right side
    482,233,512.60x = 346,363,465,874,172,800
  5. Step 5: Solve for x
    x = 346,363,465,874,172,800/482,233,512.60
  6. Step 6: Final answer
    x = 718,248,435.30

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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.