Home / 148,359,397.56-204,708,897.66-85,612,604.58

Finding the Fourth Proportional to 148,359,397.56, 204,708,897.66 and 85,612,604.58

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Solution

The fourth proportional to 148,359,397.56, 204,708,897.66 and 85,612,604.58 is: 118,129,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,359,397.56 : 204,708,897.66 = 85,612,604.58 : x
  2. Step 2: Convert to fraction form
    148,359,397.56/204,708,897.66 = 85,612,604.58/x
  3. Step 3: Cross multiply
    148,359,397.56x = 204,708,897.66 × 85,612,604.58
  4. Step 4: Simplify right side
    148,359,397.56x = 17,525,661,909,373,266
  5. Step 5: Solve for x
    x = 17,525,661,909,373,266/148,359,397.56
  6. Step 6: Final answer
    x = 118,129,772.68

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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.