Home / 974,908,298.28-1,345,373,451.65-557,229,551.74

Finding the Fourth Proportional to 974,908,298.28, 1,345,373,451.65 and 557,229,551.74

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Solution

The fourth proportional to 974,908,298.28, 1,345,373,451.65 and 557,229,551.74 is: 768,976,781.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,298.28 : 1,345,373,451.65 = 557,229,551.74 : x
  2. Step 2: Convert to fraction form
    974,908,298.28/1,345,373,451.65 = 557,229,551.74/x
  3. Step 3: Cross multiply
    974,908,298.28x = 1,345,373,451.65 × 557,229,551.74
  4. Step 4: Simplify right side
    974,908,298.28x = 749,681,845,385,826,176
  5. Step 5: Solve for x
    x = 749,681,845,385,826,176/974,908,298.28
  6. Step 6: Final answer
    x = 768,976,781.41

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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.