Home / 87,637,681.52-131,468,484.36-36,507,740.48

Finding the Fourth Proportional to 87,637,681.52, 131,468,484.36 and 36,507,740.48

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Solution

The fourth proportional to 87,637,681.52, 131,468,484.36 and 36,507,740.48 is: 54,766,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,637,681.52 : 131,468,484.36 = 36,507,740.48 : x
  2. Step 2: Convert to fraction form
    87,637,681.52/131,468,484.36 = 36,507,740.48/x
  3. Step 3: Cross multiply
    87,637,681.52x = 131,468,484.36 × 36,507,740.48
  4. Step 4: Simplify right side
    87,637,681.52x = 4,799,617,308,313,818
  5. Step 5: Solve for x
    x = 4,799,617,308,313,818/87,637,681.52
  6. Step 6: Final answer
    x = 54,766,593.83

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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.