Home / 79,492,276.20-119,238,414.30-43,118,092.20

Finding the Fourth Proportional to 79,492,276.20, 119,238,414.30 and 43,118,092.20

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Solution

The fourth proportional to 79,492,276.20, 119,238,414.30 and 43,118,092.20 is: 64,677,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,492,276.20 : 119,238,414.30 = 43,118,092.20 : x
  2. Step 2: Convert to fraction form
    79,492,276.20/119,238,414.30 = 43,118,092.20/x
  3. Step 3: Cross multiply
    79,492,276.20x = 119,238,414.30 × 43,118,092.20
  4. Step 4: Simplify right side
    79,492,276.20x = 5,141,332,941,569,199
  5. Step 5: Solve for x
    x = 5,141,332,941,569,199/79,492,276.20
  6. Step 6: Final answer
    x = 64,677,138.30

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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.