Home / 99,762,550.30-149,643,825.45-65,722,332.70

Finding the Fourth Proportional to 99,762,550.30, 149,643,825.45 and 65,722,332.70

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Solution

The fourth proportional to 99,762,550.30, 149,643,825.45 and 65,722,332.70 is: 98,583,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,762,550.30 : 149,643,825.45 = 65,722,332.70 : x
  2. Step 2: Convert to fraction form
    99,762,550.30/149,643,825.45 = 65,722,332.70/x
  3. Step 3: Cross multiply
    99,762,550.30x = 149,643,825.45 × 65,722,332.70
  4. Step 4: Simplify right side
    99,762,550.30x = 9,834,941,282,725,626
  5. Step 5: Solve for x
    x = 9,834,941,282,725,626/99,762,550.30
  6. Step 6: Final answer
    x = 98,583,499.05

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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.