Home / 146,602,221.40-219,903,332.10-55,714,000.60

Finding the Fourth Proportional to 146,602,221.40, 219,903,332.10 and 55,714,000.60

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Solution

The fourth proportional to 146,602,221.40, 219,903,332.10 and 55,714,000.60 is: 83,571,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,602,221.40 : 219,903,332.10 = 55,714,000.60 : x
  2. Step 2: Convert to fraction form
    146,602,221.40/219,903,332.10 = 55,714,000.60/x
  3. Step 3: Cross multiply
    146,602,221.40x = 219,903,332.10 × 55,714,000.60
  4. Step 4: Simplify right side
    146,602,221.40x = 12,251,694,376,561,400
  5. Step 5: Solve for x
    x = 12,251,694,376,561,400/146,602,221.40
  6. Step 6: Final answer
    x = 83,571,000.90

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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.