Home / 89,252,467.20-133,864,004.16-83,442,395.52

Finding the Fourth Proportional to 89,252,467.20, 133,864,004.16 and 83,442,395.52

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Solution

The fourth proportional to 89,252,467.20, 133,864,004.16 and 83,442,395.52 is: 125,149,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,252,467.20 : 133,864,004.16 = 83,442,395.52 : x
  2. Step 2: Convert to fraction form
    89,252,467.20/133,864,004.16 = 83,442,395.52/x
  3. Step 3: Cross multiply
    89,252,467.20x = 133,864,004.16 × 83,442,395.52
  4. Step 4: Simplify right side
    89,252,467.20x = 11,169,933,181,009,644
  5. Step 5: Solve for x
    x = 11,169,933,181,009,644/89,252,467.20
  6. Step 6: Final answer
    x = 125,149,853.35

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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.