Home / 132,343,333.80-198,515,000.70-98,331,109.80

Finding the Fourth Proportional to 132,343,333.80, 198,515,000.70 and 98,331,109.80

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Solution

The fourth proportional to 132,343,333.80, 198,515,000.70 and 98,331,109.80 is: 147,496,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343,333.80 : 198,515,000.70 = 98,331,109.80 : x
  2. Step 2: Convert to fraction form
    132,343,333.80/198,515,000.70 = 98,331,109.80/x
  3. Step 3: Cross multiply
    132,343,333.80x = 198,515,000.70 × 98,331,109.80
  4. Step 4: Simplify right side
    132,343,333.80x = 19,520,200,330,778,776
  5. Step 5: Solve for x
    x = 19,520,200,330,778,776/132,343,333.80
  6. Step 6: Final answer
    x = 147,496,664.70

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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.