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Finding the Fourth Proportional to 658,299,737.70, 987,449,606.55 and 598,034,328.30

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Solution

The fourth proportional to 658,299,737.70, 987,449,606.55 and 598,034,328.30 is: 897,051,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,299,737.70 : 987,449,606.55 = 598,034,328.30 : x
  2. Step 2: Convert to fraction form
    658,299,737.70/987,449,606.55 = 598,034,328.30/x
  3. Step 3: Cross multiply
    658,299,737.70x = 987,449,606.55 × 598,034,328.30
  4. Step 4: Simplify right side
    658,299,737.70x = 590,528,762,183,228,416
  5. Step 5: Solve for x
    x = 590,528,762,183,228,416/658,299,737.70
  6. Step 6: Final answer
    x = 897,051,492.45

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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.