Home / 159,645,795.60-239,468,693.40-51,940,419.60

Finding the Fourth Proportional to 159,645,795.60, 239,468,693.40 and 51,940,419.60

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Solution

The fourth proportional to 159,645,795.60, 239,468,693.40 and 51,940,419.60 is: 77,910,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,645,795.60 : 239,468,693.40 = 51,940,419.60 : x
  2. Step 2: Convert to fraction form
    159,645,795.60/239,468,693.40 = 51,940,419.60/x
  3. Step 3: Cross multiply
    159,645,795.60x = 239,468,693.40 × 51,940,419.60
  4. Step 4: Simplify right side
    159,645,795.60x = 12,438,104,416,259,752
  5. Step 5: Solve for x
    x = 12,438,104,416,259,752/159,645,795.60
  6. Step 6: Final answer
    x = 77,910,629.40

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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.