Home / 89,686,731.24-123,767,687.88-48,433,622.40

Finding the Fourth Proportional to 89,686,731.24, 123,767,687.88 and 48,433,622.40

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Solution

The fourth proportional to 89,686,731.24, 123,767,687.88 and 48,433,622.40 is: 66,838,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,731.24 : 123,767,687.88 = 48,433,622.40 : x
  2. Step 2: Convert to fraction form
    89,686,731.24/123,767,687.88 = 48,433,622.40/x
  3. Step 3: Cross multiply
    89,686,731.24x = 123,767,687.88 × 48,433,622.40
  4. Step 4: Simplify right side
    89,686,731.24x = 5,994,517,460,100,976
  5. Step 5: Solve for x
    x = 5,994,517,460,100,976/89,686,731.24
  6. Step 6: Final answer
    x = 66,838,398.25

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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.