Home / 129,025,675.80-193,538,513.70-96,777,048.60

Finding the Fourth Proportional to 129,025,675.80, 193,538,513.70 and 96,777,048.60

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Solution

The fourth proportional to 129,025,675.80, 193,538,513.70 and 96,777,048.60 is: 145,165,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025,675.80 : 193,538,513.70 = 96,777,048.60 : x
  2. Step 2: Convert to fraction form
    129,025,675.80/193,538,513.70 = 96,777,048.60/x
  3. Step 3: Cross multiply
    129,025,675.80x = 193,538,513.70 × 96,777,048.60
  4. Step 4: Simplify right side
    129,025,675.80x = 18,730,086,146,316,664
  5. Step 5: Solve for x
    x = 18,730,086,146,316,664/129,025,675.80
  6. Step 6: Final answer
    x = 145,165,572.90

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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.