Home / 99,468,035.60-149,202,053.40-90,858,691.40

Finding the Fourth Proportional to 99,468,035.60, 149,202,053.40 and 90,858,691.40

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Solution

The fourth proportional to 99,468,035.60, 149,202,053.40 and 90,858,691.40 is: 136,288,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,468,035.60 : 149,202,053.40 = 90,858,691.40 : x
  2. Step 2: Convert to fraction form
    99,468,035.60/149,202,053.40 = 90,858,691.40/x
  3. Step 3: Cross multiply
    99,468,035.60x = 149,202,053.40 × 90,858,691.40
  4. Step 4: Simplify right side
    99,468,035.60x = 13,556,303,326,116,922
  5. Step 5: Solve for x
    x = 13,556,303,326,116,922/99,468,035.60
  6. Step 6: Final answer
    x = 136,288,037.10

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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.