Home / 87,335,998.40-131,035,490.40-36,233,681.60

Finding the Fourth Proportional to 87,335,998.40, 131,035,490.40 and 36,233,681.60

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Solution

The fourth proportional to 87,335,998.40, 131,035,490.40 and 36,233,681.60 is: 54,363,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,335,998.40 : 131,035,490.40 = 36,233,681.60 : x
  2. Step 2: Convert to fraction form
    87,335,998.40/131,035,490.40 = 36,233,681.60/x
  3. Step 3: Cross multiply
    87,335,998.40x = 131,035,490.40 × 36,233,681.60
  4. Step 4: Simplify right side
    87,335,998.40x = 4,747,898,237,453,457
  5. Step 5: Solve for x
    x = 4,747,898,237,453,457/87,335,998.40
  6. Step 6: Final answer
    x = 54,363,588.03

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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.