Home / 148,714,279.28-205,140,229.94-92,862,745.72

Finding the Fourth Proportional to 148,714,279.28, 205,140,229.94 and 92,862,745.72

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Solution

The fourth proportional to 148,714,279.28, 205,140,229.94 and 92,862,745.72 is: 128,097,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,714,279.28 : 205,140,229.94 = 92,862,745.72 : x
  2. Step 2: Convert to fraction form
    148,714,279.28/205,140,229.94 = 92,862,745.72/x
  3. Step 3: Cross multiply
    148,714,279.28x = 205,140,229.94 × 92,862,745.72
  4. Step 4: Simplify right side
    148,714,279.28x = 19,049,885,009,776,420
  5. Step 5: Solve for x
    x = 19,049,885,009,776,420/148,714,279.28
  6. Step 6: Final answer
    x = 128,097,215.03

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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.