Home / 483,856,644.60-725,784,966.90-433,972,049.40

Finding the Fourth Proportional to 483,856,644.60, 725,784,966.90 and 433,972,049.40

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Solution

The fourth proportional to 483,856,644.60, 725,784,966.90 and 433,972,049.40 is: 650,958,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,856,644.60 : 725,784,966.90 = 433,972,049.40 : x
  2. Step 2: Convert to fraction form
    483,856,644.60/725,784,966.90 = 433,972,049.40/x
  3. Step 3: Cross multiply
    483,856,644.60x = 725,784,966.90 × 433,972,049.40
  4. Step 4: Simplify right side
    483,856,644.60x = 314,970,389,509,304,128
  5. Step 5: Solve for x
    x = 314,970,389,509,304,128/483,856,644.60
  6. Step 6: Final answer
    x = 650,958,074.10

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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.