Home / 99,072,403.20-148,608,604.80-88,490,822.40

Finding the Fourth Proportional to 99,072,403.20, 148,608,604.80 and 88,490,822.40

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Solution

The fourth proportional to 99,072,403.20, 148,608,604.80 and 88,490,822.40 is: 132,736,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,403.20 : 148,608,604.80 = 88,490,822.40 : x
  2. Step 2: Convert to fraction form
    99,072,403.20/148,608,604.80 = 88,490,822.40/x
  3. Step 3: Cross multiply
    99,072,403.20x = 148,608,604.80 × 88,490,822.40
  4. Step 4: Simplify right side
    99,072,403.20x = 13,150,497,654,468,590
  5. Step 5: Solve for x
    x = 13,150,497,654,468,590/99,072,403.20
  6. Step 6: Final answer
    x = 132,736,233.60

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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.