Home / 279,432,001.30-419,148,001.95-97,660,225.30

Finding the Fourth Proportional to 279,432,001.30, 419,148,001.95 and 97,660,225.30

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Solution

The fourth proportional to 279,432,001.30, 419,148,001.95 and 97,660,225.30 is: 146,490,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,432,001.30 : 419,148,001.95 = 97,660,225.30 : x
  2. Step 2: Convert to fraction form
    279,432,001.30/419,148,001.95 = 97,660,225.30/x
  3. Step 3: Cross multiply
    279,432,001.30x = 419,148,001.95 × 97,660,225.30
  4. Step 4: Simplify right side
    279,432,001.30x = 40,934,088,304,481,840
  5. Step 5: Solve for x
    x = 40,934,088,304,481,840/279,432,001.30
  6. Step 6: Final answer
    x = 146,490,337.95

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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.