Home / 477,443,768.64-658,845,470.88-268,608,713.28

Finding the Fourth Proportional to 477,443,768.64, 658,845,470.88 and 268,608,713.28

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Solution

The fourth proportional to 477,443,768.64, 658,845,470.88 and 268,608,713.28 is: 370,664,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,443,768.64 : 658,845,470.88 = 268,608,713.28 : x
  2. Step 2: Convert to fraction form
    477,443,768.64/658,845,470.88 = 268,608,713.28/x
  3. Step 3: Cross multiply
    477,443,768.64x = 658,845,470.88 × 268,608,713.28
  4. Step 4: Simplify right side
    477,443,768.64x = 176,971,634,183,432,480
  5. Step 5: Solve for x
    x = 176,971,634,183,432,480/477,443,768.64
  6. Step 6: Final answer
    x = 370,664,873.66

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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.