Home / 133,471,024.40-199,982,587.80-65,166,640.40

Finding the Fourth Proportional to 133,471,024.40, 199,982,587.80 and 65,166,640.40

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Solution

The fourth proportional to 133,471,024.40, 199,982,587.80 and 65,166,640.40 is: 97,640,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,471,024.40 : 199,982,587.80 = 65,166,640.40 : x
  2. Step 2: Convert to fraction form
    133,471,024.40/199,982,587.80 = 65,166,640.40/x
  3. Step 3: Cross multiply
    133,471,024.40x = 199,982,587.80 × 65,166,640.40
  4. Step 4: Simplify right side
    133,471,024.40x = 13,032,193,385,424,028
  5. Step 5: Solve for x
    x = 13,032,193,385,424,028/133,471,024.40
  6. Step 6: Final answer
    x = 97,640,618.58

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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.