Home / 98,331,567.90-147,497,351.85-47,313,231.90

Finding the Fourth Proportional to 98,331,567.90, 147,497,351.85 and 47,313,231.90

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Solution

The fourth proportional to 98,331,567.90, 147,497,351.85 and 47,313,231.90 is: 70,969,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,331,567.90 : 147,497,351.85 = 47,313,231.90 : x
  2. Step 2: Convert to fraction form
    98,331,567.90/147,497,351.85 = 47,313,231.90/x
  3. Step 3: Cross multiply
    98,331,567.90x = 147,497,351.85 × 47,313,231.90
  4. Step 4: Simplify right side
    98,331,567.90x = 6,978,576,412,714,944
  5. Step 5: Solve for x
    x = 6,978,576,412,714,944/98,331,567.90
  6. Step 6: Final answer
    x = 70,969,847.85

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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.