Home / 240,189,954.66-360,155,432.43-129,584,908.26

Finding the Fourth Proportional to 240,189,954.66, 360,155,432.43 and 129,584,908.26

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Solution

The fourth proportional to 240,189,954.66, 360,155,432.43 and 129,584,908.26 is: 194,307,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,189,954.66 : 360,155,432.43 = 129,584,908.26 : x
  2. Step 2: Convert to fraction form
    240,189,954.66/360,155,432.43 = 129,584,908.26/x
  3. Step 3: Cross multiply
    240,189,954.66x = 360,155,432.43 × 129,584,908.26
  4. Step 4: Simplify right side
    240,189,954.66x = 46,670,708,670,782,184
  5. Step 5: Solve for x
    x = 46,670,708,670,782,184/240,189,954.66
  6. Step 6: Final answer
    x = 194,307,496.07

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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.