Home / 974,908,310.22-1,345,373,468.22-557,229,563.58

Finding the Fourth Proportional to 974,908,310.22, 1,345,373,468.22 and 557,229,563.58

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Solution

The fourth proportional to 974,908,310.22, 1,345,373,468.22 and 557,229,563.58 is: 768,976,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,310.22 : 1,345,373,468.22 = 557,229,563.58 : x
  2. Step 2: Convert to fraction form
    974,908,310.22/1,345,373,468.22 = 557,229,563.58/x
  3. Step 3: Cross multiply
    974,908,310.22x = 1,345,373,468.22 × 557,229,563.58
  4. Step 4: Simplify right side
    974,908,310.22x = 749,681,870,548,341,632
  5. Step 5: Solve for x
    x = 749,681,870,548,341,632/974,908,310.22
  6. Step 6: Final answer
    x = 768,976,797.81

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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.