Home / 99,221,536.87-148,852,172.07-55,564,380.10

Finding the Fourth Proportional to 99,221,536.87, 148,852,172.07 and 55,564,380.10

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Solution

The fourth proportional to 99,221,536.87, 148,852,172.07 and 55,564,380.10 is: 83,357,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221,536.87 : 148,852,172.07 = 55,564,380.10 : x
  2. Step 2: Convert to fraction form
    99,221,536.87/148,852,172.07 = 55,564,380.10/x
  3. Step 3: Cross multiply
    99,221,536.87x = 148,852,172.07 × 55,564,380.10
  4. Step 4: Simplify right side
    99,221,536.87x = 8,270,878,667,608,084
  5. Step 5: Solve for x
    x = 8,270,878,667,608,084/99,221,536.87
  6. Step 6: Final answer
    x = 83,357,695.60

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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.