Home / 154,494,258.40-231,890,686.80-94,028,082.40

Finding the Fourth Proportional to 154,494,258.40, 231,890,686.80 and 94,028,082.40

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Solution

The fourth proportional to 154,494,258.40, 231,890,686.80 and 94,028,082.40 is: 141,132,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,494,258.40 : 231,890,686.80 = 94,028,082.40 : x
  2. Step 2: Convert to fraction form
    154,494,258.40/231,890,686.80 = 94,028,082.40/x
  3. Step 3: Cross multiply
    154,494,258.40x = 231,890,686.80 × 94,028,082.40
  4. Step 4: Simplify right side
    154,494,258.40x = 21,804,236,606,222,996
  5. Step 5: Solve for x
    x = 21,804,236,606,222,996/154,494,258.40
  6. Step 6: Final answer
    x = 141,132,989.87

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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.