Home / 132,860,491.40-199,290,737.10-89,494,905.80

Finding the Fourth Proportional to 132,860,491.40, 199,290,737.10 and 89,494,905.80

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Solution

The fourth proportional to 132,860,491.40, 199,290,737.10 and 89,494,905.80 is: 134,242,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,491.40 : 199,290,737.10 = 89,494,905.80 : x
  2. Step 2: Convert to fraction form
    132,860,491.40/199,290,737.10 = 89,494,905.80/x
  3. Step 3: Cross multiply
    132,860,491.40x = 199,290,737.10 × 89,494,905.80
  4. Step 4: Simplify right side
    132,860,491.40x = 17,835,505,743,577,064
  5. Step 5: Solve for x
    x = 17,835,505,743,577,064/132,860,491.40
  6. Step 6: Final answer
    x = 134,242,358.70

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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.