Home / 99,288,314.80-148,656,035.40-50,661,098.80

Finding the Fourth Proportional to 99,288,314.80, 148,656,035.40 and 50,661,098.80

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Solution

The fourth proportional to 99,288,314.80, 148,656,035.40 and 50,661,098.80 is: 75,850,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,288,314.80 : 148,656,035.40 = 50,661,098.80 : x
  2. Step 2: Convert to fraction form
    99,288,314.80/148,656,035.40 = 50,661,098.80/x
  3. Step 3: Cross multiply
    99,288,314.80x = 148,656,035.40 × 50,661,098.80
  4. Step 4: Simplify right side
    99,288,314.80x = 7,531,078,096,615,697
  5. Step 5: Solve for x
    x = 7,531,078,096,615,697/99,288,314.80
  6. Step 6: Final answer
    x = 75,850,598.45

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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.