Home / 264,260,129.52-396,394,180.56-91,742,423.16

Finding the Fourth Proportional to 264,260,129.52, 396,394,180.56 and 91,742,423.16

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Solution

The fourth proportional to 264,260,129.52, 396,394,180.56 and 91,742,423.16 is: 137,615,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,260,129.52 : 396,394,180.56 = 91,742,423.16 : x
  2. Step 2: Convert to fraction form
    264,260,129.52/396,394,180.56 = 91,742,423.16/x
  3. Step 3: Cross multiply
    264,260,129.52x = 396,394,180.56 × 91,742,423.16
  4. Step 4: Simplify right side
    264,260,129.52x = 36,366,162,651,096,968
  5. Step 5: Solve for x
    x = 36,366,162,651,096,968/264,260,129.52
  6. Step 6: Final answer
    x = 137,615,018.65

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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.