Home / 261,317,089.34-360,627,098.90-142,233,930.08

Finding the Fourth Proportional to 261,317,089.34, 360,627,098.90 and 142,233,930.08

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Solution

The fourth proportional to 261,317,089.34, 360,627,098.90 and 142,233,930.08 is: 196,288,002.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,317,089.34 : 360,627,098.90 = 142,233,930.08 : x
  2. Step 2: Convert to fraction form
    261,317,089.34/360,627,098.90 = 142,233,930.08/x
  3. Step 3: Cross multiply
    261,317,089.34x = 360,627,098.90 × 142,233,930.08
  4. Step 4: Simplify right side
    261,317,089.34x = 51,293,409,567,381,536
  5. Step 5: Solve for x
    x = 51,293,409,567,381,536/261,317,089.34
  6. Step 6: Final answer
    x = 196,288,002.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.