Home / 483,856,813.60-725,785,220.40-433,972,218.40

Finding the Fourth Proportional to 483,856,813.60, 725,785,220.40 and 433,972,218.40

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Solution

The fourth proportional to 483,856,813.60, 725,785,220.40 and 433,972,218.40 is: 650,958,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,856,813.60 : 725,785,220.40 = 433,972,218.40 : x
  2. Step 2: Convert to fraction form
    483,856,813.60/725,785,220.40 = 433,972,218.40/x
  3. Step 3: Cross multiply
    483,856,813.60x = 725,785,220.40 × 433,972,218.40
  4. Step 4: Simplify right side
    483,856,813.60x = 314,970,622,178,920,896
  5. Step 5: Solve for x
    x = 314,970,622,178,920,896/483,856,813.60
  6. Step 6: Final answer
    x = 650,958,327.60

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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.