Home / 323,875,337.40-485,813,006.10-292,634,479.80

Finding the Fourth Proportional to 323,875,337.40, 485,813,006.10 and 292,634,479.80

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Solution

The fourth proportional to 323,875,337.40, 485,813,006.10 and 292,634,479.80 is: 438,951,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,875,337.40 : 485,813,006.10 = 292,634,479.80 : x
  2. Step 2: Convert to fraction form
    323,875,337.40/485,813,006.10 = 292,634,479.80/x
  3. Step 3: Cross multiply
    323,875,337.40x = 485,813,006.10 × 292,634,479.80
  4. Step 4: Simplify right side
    323,875,337.40x = 142,165,636,320,147,744
  5. Step 5: Solve for x
    x = 142,165,636,320,147,744/323,875,337.40
  6. Step 6: Final answer
    x = 438,951,719.70

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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.