Home / 83,351,845.20-124,784,465.40-59,463,973.20

Finding the Fourth Proportional to 83,351,845.20, 124,784,465.40 and 59,463,973.20

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Solution

The fourth proportional to 83,351,845.20, 124,784,465.40 and 59,463,973.20 is: 89,022,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,351,845.20 : 124,784,465.40 = 59,463,973.20 : x
  2. Step 2: Convert to fraction form
    83,351,845.20/124,784,465.40 = 59,463,973.20/x
  3. Step 3: Cross multiply
    83,351,845.20x = 124,784,465.40 × 59,463,973.20
  4. Step 4: Simplify right side
    83,351,845.20x = 7,420,180,106,321,928
  5. Step 5: Solve for x
    x = 7,420,180,106,321,928/83,351,845.20
  6. Step 6: Final answer
    x = 89,022,385.63

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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.