Home / 881,573,909.23-1,322,360,667.02-321,377,736.20

Finding the Fourth Proportional to 881,573,909.23, 1,322,360,667.02 and 321,377,736.20

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Solution

The fourth proportional to 881,573,909.23, 1,322,360,667.02 and 321,377,736.20 is: 482,066,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,573,909.23 : 1,322,360,667.02 = 321,377,736.20 : x
  2. Step 2: Convert to fraction form
    881,573,909.23/1,322,360,667.02 = 321,377,736.20/x
  3. Step 3: Cross multiply
    881,573,909.23x = 1,322,360,667.02 × 321,377,736.20
  4. Step 4: Simplify right side
    881,573,909.23x = 424,977,277,612,650,944
  5. Step 5: Solve for x
    x = 424,977,277,612,650,944/881,573,909.23
  6. Step 6: Final answer
    x = 482,066,532.55

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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.