Home / 502,023,998.90-753,035,998.35-178,791,230.90

Finding the Fourth Proportional to 502,023,998.90, 753,035,998.35 and 178,791,230.90

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Solution

The fourth proportional to 502,023,998.90, 753,035,998.35 and 178,791,230.90 is: 268,186,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,023,998.90 : 753,035,998.35 = 178,791,230.90 : x
  2. Step 2: Convert to fraction form
    502,023,998.90/753,035,998.35 = 178,791,230.90/x
  3. Step 3: Cross multiply
    502,023,998.90x = 753,035,998.35 × 178,791,230.90
  4. Step 4: Simplify right side
    502,023,998.90x = 134,636,233,057,006,880
  5. Step 5: Solve for x
    x = 134,636,233,057,006,880/502,023,998.90
  6. Step 6: Final answer
    x = 268,186,846.35

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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.