Home / 434,598,000.30-651,897,000.45-143,510,049.90

Finding the Fourth Proportional to 434,598,000.30, 651,897,000.45 and 143,510,049.90

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Solution

The fourth proportional to 434,598,000.30, 651,897,000.45 and 143,510,049.90 is: 215,265,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,598,000.30 : 651,897,000.45 = 143,510,049.90 : x
  2. Step 2: Convert to fraction form
    434,598,000.30/651,897,000.45 = 143,510,049.90/x
  3. Step 3: Cross multiply
    434,598,000.30x = 651,897,000.45 × 143,510,049.90
  4. Step 4: Simplify right side
    434,598,000.30x = 93,553,771,064,239,840
  5. Step 5: Solve for x
    x = 93,553,771,064,239,840/434,598,000.30
  6. Step 6: Final answer
    x = 215,265,074.85

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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.