Home / 87,372,005.60-131,058,008.40-58,631,909.60

Finding the Fourth Proportional to 87,372,005.60, 131,058,008.40 and 58,631,909.60

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Solution

The fourth proportional to 87,372,005.60, 131,058,008.40 and 58,631,909.60 is: 87,947,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,372,005.60 : 131,058,008.40 = 58,631,909.60 : x
  2. Step 2: Convert to fraction form
    87,372,005.60/131,058,008.40 = 58,631,909.60/x
  3. Step 3: Cross multiply
    87,372,005.60x = 131,058,008.40 × 58,631,909.60
  4. Step 4: Simplify right side
    87,372,005.60x = 7,684,181,300,864,841
  5. Step 5: Solve for x
    x = 7,684,181,300,864,841/87,372,005.60
  6. Step 6: Final answer
    x = 87,947,864.40

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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.