Home / 974,908,274.07-1,345,373,418.22-557,229,527.44

Finding the Fourth Proportional to 974,908,274.07, 1,345,373,418.22 and 557,229,527.44

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Solution

The fourth proportional to 974,908,274.07, 1,345,373,418.22 and 557,229,527.44 is: 768,976,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,274.07 : 1,345,373,418.22 = 557,229,527.44 : x
  2. Step 2: Convert to fraction form
    974,908,274.07/1,345,373,418.22 = 557,229,527.44/x
  3. Step 3: Cross multiply
    974,908,274.07x = 1,345,373,418.22 × 557,229,527.44
  4. Step 4: Simplify right side
    974,908,274.07x = 749,681,794,057,503,488
  5. Step 5: Solve for x
    x = 749,681,794,057,503,488/974,908,274.07
  6. Step 6: Final answer
    x = 768,976,747.86

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Double scale
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1.5x scale

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.