Home / 526,935,897.41-726,933,074.87-318,025,259.33

Finding the Fourth Proportional to 526,935,897.41, 726,933,074.87 and 318,025,259.33

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Solution

The fourth proportional to 526,935,897.41, 726,933,074.87 and 318,025,259.33 is: 438,730,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,935,897.41 : 726,933,074.87 = 318,025,259.33 : x
  2. Step 2: Convert to fraction form
    526,935,897.41/726,933,074.87 = 318,025,259.33/x
  3. Step 3: Cross multiply
    526,935,897.41x = 726,933,074.87 × 318,025,259.33
  4. Step 4: Simplify right side
    526,935,897.41x = 231,183,079,648,246,432
  5. Step 5: Solve for x
    x = 231,183,079,648,246,432/526,935,897.41
  6. Step 6: Final answer
    x = 438,730,936.32

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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.