Home / 88,993,490.40-122,805,062.80-49,298,333.20

Finding the Fourth Proportional to 88,993,490.40, 122,805,062.80 and 49,298,333.20

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Solution

The fourth proportional to 88,993,490.40, 122,805,062.80 and 49,298,333.20 is: 68,028,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,993,490.40 : 122,805,062.80 = 49,298,333.20 : x
  2. Step 2: Convert to fraction form
    88,993,490.40/122,805,062.80 = 49,298,333.20/x
  3. Step 3: Cross multiply
    88,993,490.40x = 122,805,062.80 × 49,298,333.20
  4. Step 4: Simplify right side
    88,993,490.40x = 6,054,084,904,561,325
  5. Step 5: Solve for x
    x = 6,054,084,904,561,325/88,993,490.40
  6. Step 6: Final answer
    x = 68,028,401.60

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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.