Home / 157,807,677.96-217,781,321.15-88,193,056.79

Finding the Fourth Proportional to 157,807,677.96, 217,781,321.15 and 88,193,056.79

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Solution

The fourth proportional to 157,807,677.96, 217,781,321.15 and 88,193,056.79 is: 121,710,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,807,677.96 : 217,781,321.15 = 88,193,056.79 : x
  2. Step 2: Convert to fraction form
    157,807,677.96/217,781,321.15 = 88,193,056.79/x
  3. Step 3: Cross multiply
    157,807,677.96x = 217,781,321.15 × 88,193,056.79
  4. Step 4: Simplify right side
    157,807,677.96x = 19,206,800,422,453,308
  5. Step 5: Solve for x
    x = 19,206,800,422,453,308/157,807,677.96
  6. Step 6: Final answer
    x = 121,710,177.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.