Home / 387,460,199.31-581,192,439.48-96,327,322.44

Finding the Fourth Proportional to 387,460,199.31, 581,192,439.48 and 96,327,322.44

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Solution

The fourth proportional to 387,460,199.31, 581,192,439.48 and 96,327,322.44 is: 144,491,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,460,199.31 : 581,192,439.48 = 96,327,322.44 : x
  2. Step 2: Convert to fraction form
    387,460,199.31/581,192,439.48 = 96,327,322.44/x
  3. Step 3: Cross multiply
    387,460,199.31x = 581,192,439.48 × 96,327,322.44
  4. Step 4: Simplify right side
    387,460,199.31x = 55,984,711,517,480,144
  5. Step 5: Solve for x
    x = 55,984,711,517,480,144/387,460,199.31
  6. Step 6: Final answer
    x = 144,491,515.82

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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.