Home / 157,807,679.55-217,781,323.35-88,193,058.38

Finding the Fourth Proportional to 157,807,679.55, 217,781,323.35 and 88,193,058.38

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Solution

The fourth proportional to 157,807,679.55, 217,781,323.35 and 88,193,058.38 is: 121,710,179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,807,679.55 : 217,781,323.35 = 88,193,058.38 : x
  2. Step 2: Convert to fraction form
    157,807,679.55/217,781,323.35 = 88,193,058.38/x
  3. Step 3: Cross multiply
    157,807,679.55x = 217,781,323.35 × 88,193,058.38
  4. Step 4: Simplify right side
    157,807,679.55x = 19,206,800,964,824,660
  5. Step 5: Solve for x
    x = 19,206,800,964,824,660/157,807,679.55
  6. Step 6: Final answer
    x = 121,710,179.25

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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.