Home / 318,011,254.92-476,676,753.66-145,229,157

Finding the Fourth Proportional to 318,011,254.92, 476,676,753.66 and 145,229,157

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Solution

The fourth proportional to 318,011,254.92, 476,676,753.66 and 145,229,157 is: 217,688,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,011,254.92 : 476,676,753.66 = 145,229,157 : x
  2. Step 2: Convert to fraction form
    318,011,254.92/476,676,753.66 = 145,229,157/x
  3. Step 3: Cross multiply
    318,011,254.92x = 476,676,753.66 × 145,229,157
  4. Step 4: Simplify right side
    318,011,254.92x = 69,227,363,095,538,472
  5. Step 5: Solve for x
    x = 69,227,363,095,538,472/318,011,254.92
  6. Step 6: Final answer
    x = 217,688,405.75

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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.