Home / 427,118,823.79-589,428,616.11-250,914,245.83

Finding the Fourth Proportional to 427,118,823.79, 589,428,616.11 and 250,914,245.83

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Solution

The fourth proportional to 427,118,823.79, 589,428,616.11 and 250,914,245.83 is: 346,264,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,118,823.79 : 589,428,616.11 = 250,914,245.83 : x
  2. Step 2: Convert to fraction form
    427,118,823.79/589,428,616.11 = 250,914,245.83/x
  3. Step 3: Cross multiply
    427,118,823.79x = 589,428,616.11 × 250,914,245.83
  4. Step 4: Simplify right side
    427,118,823.79x = 147,896,036,681,861,248
  5. Step 5: Solve for x
    x = 147,896,036,681,861,248/427,118,823.79
  6. Step 6: Final answer
    x = 346,264,384.63

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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.