Home / 78,885,692.82-118,341,254.24-24,298,252.95

Finding the Fourth Proportional to 78,885,692.82, 118,341,254.24 and 24,298,252.95

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Solution

The fourth proportional to 78,885,692.82, 118,341,254.24 and 24,298,252.95 is: 36,451,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,885,692.82 : 118,341,254.24 = 24,298,252.95 : x
  2. Step 2: Convert to fraction form
    78,885,692.82/118,341,254.24 = 24,298,252.95/x
  3. Step 3: Cross multiply
    78,885,692.82x = 118,341,254.24 × 24,298,252.95
  4. Step 4: Simplify right side
    78,885,692.82x = 2,875,485,729,943,780
  5. Step 5: Solve for x
    x = 2,875,485,729,943,780/78,885,692.82
  6. Step 6: Final answer
    x = 36,451,295.88

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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.