Home / 99,347,158.60-137,102,126.98-55,296,604.60

Finding the Fourth Proportional to 99,347,158.60, 137,102,126.98 and 55,296,604.60

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Solution

The fourth proportional to 99,347,158.60, 137,102,126.98 and 55,296,604.60 is: 76,311,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,347,158.60 : 137,102,126.98 = 55,296,604.60 : x
  2. Step 2: Convert to fraction form
    99,347,158.60/137,102,126.98 = 55,296,604.60/x
  3. Step 3: Cross multiply
    99,347,158.60x = 137,102,126.98 × 55,296,604.60
  4. Step 4: Simplify right side
    99,347,158.60x = 7,581,282,105,432,052
  5. Step 5: Solve for x
    x = 7,581,282,105,432,052/99,347,158.60
  6. Step 6: Final answer
    x = 76,311,010.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.