Home / 283,858,609.08-425,859,829.43-87,131,996.13

Finding the Fourth Proportional to 283,858,609.08, 425,859,829.43 and 87,131,996.13

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Solution

The fourth proportional to 283,858,609.08, 425,859,829.43 and 87,131,996.13 is: 130,720,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,858,609.08 : 425,859,829.43 = 87,131,996.13 : x
  2. Step 2: Convert to fraction form
    283,858,609.08/425,859,829.43 = 87,131,996.13/x
  3. Step 3: Cross multiply
    283,858,609.08x = 425,859,829.43 × 87,131,996.13
  4. Step 4: Simplify right side
    283,858,609.08x = 37,106,017,009,381,560
  5. Step 5: Solve for x
    x = 37,106,017,009,381,560/283,858,609.08
  6. Step 6: Final answer
    x = 130,720,069.16

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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.