Home / 825,652,241.65-1,139,400,281.28-454,374,273.07

Finding the Fourth Proportional to 825,652,241.65, 1,139,400,281.28 and 454,374,273.07

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Solution

The fourth proportional to 825,652,241.65, 1,139,400,281.28 and 454,374,273.07 is: 627,036,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,652,241.65 : 1,139,400,281.28 = 454,374,273.07 : x
  2. Step 2: Convert to fraction form
    825,652,241.65/1,139,400,281.28 = 454,374,273.07/x
  3. Step 3: Cross multiply
    825,652,241.65x = 1,139,400,281.28 × 454,374,273.07
  4. Step 4: Simplify right side
    825,652,241.65x = 517,714,174,542,353,536
  5. Step 5: Solve for x
    x = 517,714,174,542,353,536/825,652,241.65
  6. Step 6: Final answer
    x = 627,036,600.19

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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.