Home / 99,221,536.37-148,852,171.32-55,564,379.60

Finding the Fourth Proportional to 99,221,536.37, 148,852,171.32 and 55,564,379.60

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Solution

The fourth proportional to 99,221,536.37, 148,852,171.32 and 55,564,379.60 is: 83,357,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221,536.37 : 148,852,171.32 = 55,564,379.60 : x
  2. Step 2: Convert to fraction form
    99,221,536.37/148,852,171.32 = 55,564,379.60/x
  3. Step 3: Cross multiply
    99,221,536.37x = 148,852,171.32 × 55,564,379.60
  4. Step 4: Simplify right side
    99,221,536.37x = 8,270,878,551,508,713
  5. Step 5: Solve for x
    x = 8,270,878,551,508,713/99,221,536.37
  6. Step 6: Final answer
    x = 83,357,694.85

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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.