Home / 254,016,093.30-381,024,139.95-72,239,651.70

Finding the Fourth Proportional to 254,016,093.30, 381,024,139.95 and 72,239,651.70

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Solution

The fourth proportional to 254,016,093.30, 381,024,139.95 and 72,239,651.70 is: 108,359,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,016,093.30 : 381,024,139.95 = 72,239,651.70 : x
  2. Step 2: Convert to fraction form
    254,016,093.30/381,024,139.95 = 72,239,651.70/x
  3. Step 3: Cross multiply
    254,016,093.30x = 381,024,139.95 × 72,239,651.70
  4. Step 4: Simplify right side
    254,016,093.30x = 27,525,051,159,280,056
  5. Step 5: Solve for x
    x = 27,525,051,159,280,056/254,016,093.30
  6. Step 6: Final answer
    x = 108,359,477.55

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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.