Home / 89,959,608.99-124,152,581.89-54,669,269.38

Finding the Fourth Proportional to 89,959,608.99, 124,152,581.89 and 54,669,269.38

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Solution

The fourth proportional to 89,959,608.99, 124,152,581.89 and 54,669,269.38 is: 75,448,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,959,608.99 : 124,152,581.89 = 54,669,269.38 : x
  2. Step 2: Convert to fraction form
    89,959,608.99/124,152,581.89 = 54,669,269.38/x
  3. Step 3: Cross multiply
    89,959,608.99x = 124,152,581.89 × 54,669,269.38
  4. Step 4: Simplify right side
    89,959,608.99x = 6,787,330,943,566,920
  5. Step 5: Solve for x
    x = 6,787,330,943,566,920/89,959,608.99
  6. Step 6: Final answer
    x = 75,448,648.79

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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.