Home / 87,308,001.30-130,962,001.95-36,173,025.30

Finding the Fourth Proportional to 87,308,001.30, 130,962,001.95 and 36,173,025.30

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Solution

The fourth proportional to 87,308,001.30, 130,962,001.95 and 36,173,025.30 is: 54,259,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,308,001.30 : 130,962,001.95 = 36,173,025.30 : x
  2. Step 2: Convert to fraction form
    87,308,001.30/130,962,001.95 = 36,173,025.30/x
  3. Step 3: Cross multiply
    87,308,001.30x = 130,962,001.95 × 36,173,025.30
  4. Step 4: Simplify right side
    87,308,001.30x = 4,737,291,809,875,999
  5. Step 5: Solve for x
    x = 4,737,291,809,875,999/87,308,001.30
  6. Step 6: Final answer
    x = 54,259,537.95

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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.