Home / 146,940,964.20-220,495,427.10-56,129,725.80

Finding the Fourth Proportional to 146,940,964.20, 220,495,427.10 and 56,129,725.80

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Solution

The fourth proportional to 146,940,964.20, 220,495,427.10 and 56,129,725.80 is: 84,226,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,940,964.20 : 220,495,427.10 = 56,129,725.80 : x
  2. Step 2: Convert to fraction form
    146,940,964.20/220,495,427.10 = 56,129,725.80/x
  3. Step 3: Cross multiply
    146,940,964.20x = 220,495,427.10 × 56,129,725.80
  4. Step 4: Simplify right side
    146,940,964.20x = 12,376,347,863,276,888
  5. Step 5: Solve for x
    x = 12,376,347,863,276,888/146,940,964.20
  6. Step 6: Final answer
    x = 84,226,668.38

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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.