Home / 228,376,446.79-315,158,701.89-123,954,517.84

Finding the Fourth Proportional to 228,376,446.79, 315,158,701.89 and 123,954,517.84

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Solution

The fourth proportional to 228,376,446.79, 315,158,701.89 and 123,954,517.84 is: 171,056,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,376,446.79 : 315,158,701.89 = 123,954,517.84 : x
  2. Step 2: Convert to fraction form
    228,376,446.79/315,158,701.89 = 123,954,517.84/x
  3. Step 3: Cross multiply
    228,376,446.79x = 315,158,701.89 × 123,954,517.84
  4. Step 4: Simplify right side
    228,376,446.79x = 39,065,344,935,855,248
  5. Step 5: Solve for x
    x = 39,065,344,935,855,248/228,376,446.79
  6. Step 6: Final answer
    x = 171,056,803.30

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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.