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Finding the Fourth Proportional to 88,447,650.30, 132,671,475.45 and 45,400,929.30

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Solution

The fourth proportional to 88,447,650.30, 132,671,475.45 and 45,400,929.30 is: 68,101,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,447,650.30 : 132,671,475.45 = 45,400,929.30 : x
  2. Step 2: Convert to fraction form
    88,447,650.30/132,671,475.45 = 45,400,929.30/x
  3. Step 3: Cross multiply
    88,447,650.30x = 132,671,475.45 × 45,400,929.30
  4. Step 4: Simplify right side
    88,447,650.30x = 6,023,408,277,032,135
  5. Step 5: Solve for x
    x = 6,023,408,277,032,135/88,447,650.30
  6. Step 6: Final answer
    x = 68,101,393.95

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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.