Home / 87,156,092.80-130,734,139.20-73,551,203.20

Finding the Fourth Proportional to 87,156,092.80, 130,734,139.20 and 73,551,203.20

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Solution

The fourth proportional to 87,156,092.80, 130,734,139.20 and 73,551,203.20 is: 110,326,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,156,092.80 : 130,734,139.20 = 73,551,203.20 : x
  2. Step 2: Convert to fraction form
    87,156,092.80/130,734,139.20 = 73,551,203.20/x
  3. Step 3: Cross multiply
    87,156,092.80x = 130,734,139.20 × 73,551,203.20
  4. Step 4: Simplify right side
    87,156,092.80x = 9,615,653,237,476,286
  5. Step 5: Solve for x
    x = 9,615,653,237,476,286/87,156,092.80
  6. Step 6: Final answer
    x = 110,326,804.80

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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.