Home / 159,602,233.66-220,263,559.71-89,060,023.78

Finding the Fourth Proportional to 159,602,233.66, 220,263,559.71 and 89,060,023.78

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Solution

The fourth proportional to 159,602,233.66, 220,263,559.71 and 89,060,023.78 is: 122,909,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,602,233.66 : 220,263,559.71 = 89,060,023.78 : x
  2. Step 2: Convert to fraction form
    159,602,233.66/220,263,559.71 = 89,060,023.78/x
  3. Step 3: Cross multiply
    159,602,233.66x = 220,263,559.71 × 89,060,023.78
  4. Step 4: Simplify right side
    159,602,233.66x = 19,616,677,865,640,052
  5. Step 5: Solve for x
    x = 19,616,677,865,640,052/159,602,233.66
  6. Step 6: Final answer
    x = 122,909,795.28

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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.