Home / 204,884,609.76-307,327,439.76-83,716,061.28

Finding the Fourth Proportional to 204,884,609.76, 307,327,439.76 and 83,716,061.28

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Solution

The fourth proportional to 204,884,609.76, 307,327,439.76 and 83,716,061.28 is: 125,574,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,884,609.76 : 307,327,439.76 = 83,716,061.28 : x
  2. Step 2: Convert to fraction form
    204,884,609.76/307,327,439.76 = 83,716,061.28/x
  3. Step 3: Cross multiply
    204,884,609.76x = 307,327,439.76 × 83,716,061.28
  4. Step 4: Simplify right side
    204,884,609.76x = 25,728,242,779,973,668
  5. Step 5: Solve for x
    x = 25,728,242,779,973,668/204,884,609.76
  6. Step 6: Final answer
    x = 125,574,306.48

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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.