Home / 646,825,846.60-970,238,769.90-237,797,360.20

Finding the Fourth Proportional to 646,825,846.60, 970,238,769.90 and 237,797,360.20

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Solution

The fourth proportional to 646,825,846.60, 970,238,769.90 and 237,797,360.20 is: 356,696,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,825,846.60 : 970,238,769.90 = 237,797,360.20 : x
  2. Step 2: Convert to fraction form
    646,825,846.60/970,238,769.90 = 237,797,360.20/x
  3. Step 3: Cross multiply
    646,825,846.60x = 970,238,769.90 × 237,797,360.20
  4. Step 4: Simplify right side
    646,825,846.60x = 230,720,218,245,915,200
  5. Step 5: Solve for x
    x = 230,720,218,245,915,200/646,825,846.60
  6. Step 6: Final answer
    x = 356,696,040.30

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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.