Home / 477,235,442.56-658,578,668.16-268,391,522.56

Finding the Fourth Proportional to 477,235,442.56, 658,578,668.16 and 268,391,522.56

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Solution

The fourth proportional to 477,235,442.56, 658,578,668.16 and 268,391,522.56 is: 370,376,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,235,442.56 : 658,578,668.16 = 268,391,522.56 : x
  2. Step 2: Convert to fraction form
    477,235,442.56/658,578,668.16 = 268,391,522.56/x
  3. Step 3: Cross multiply
    477,235,442.56x = 658,578,668.16 × 268,391,522.56
  4. Step 4: Simplify right side
    477,235,442.56x = 176,756,931,472,999,392
  5. Step 5: Solve for x
    x = 176,756,931,472,999,392/477,235,442.56
  6. Step 6: Final answer
    x = 370,376,790.38

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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.