Home / 89,959,607.80-124,152,580.25-54,669,268.20

Finding the Fourth Proportional to 89,959,607.80, 124,152,580.25 and 54,669,268.20

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Solution

The fourth proportional to 89,959,607.80, 124,152,580.25 and 54,669,268.20 is: 75,448,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,959,607.80 : 124,152,580.25 = 54,669,268.20 : x
  2. Step 2: Convert to fraction form
    89,959,607.80/124,152,580.25 = 54,669,268.20/x
  3. Step 3: Cross multiply
    89,959,607.80x = 124,152,580.25 × 54,669,268.20
  4. Step 4: Simplify right side
    89,959,607.80x = 6,787,330,707,005,918
  5. Step 5: Solve for x
    x = 6,787,330,707,005,918/89,959,607.80
  6. Step 6: Final answer
    x = 75,448,647.15

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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.