Home / 89,834,961.40-134,752,442.10-83,032,516.60

Finding the Fourth Proportional to 89,834,961.40, 134,752,442.10 and 83,032,516.60

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Solution

The fourth proportional to 89,834,961.40, 134,752,442.10 and 83,032,516.60 is: 124,548,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834,961.40 : 134,752,442.10 = 83,032,516.60 : x
  2. Step 2: Convert to fraction form
    89,834,961.40/134,752,442.10 = 83,032,516.60/x
  3. Step 3: Cross multiply
    89,834,961.40x = 134,752,442.10 × 83,032,516.60
  4. Step 4: Simplify right side
    89,834,961.40x = 11,188,834,385,558,788
  5. Step 5: Solve for x
    x = 11,188,834,385,558,788/89,834,961.40
  6. Step 6: Final answer
    x = 124,548,774.90

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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.