Home / 974,908,309.28-1,345,373,466.83-557,229,562.74

Finding the Fourth Proportional to 974,908,309.28, 1,345,373,466.83 and 557,229,562.74

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Solution

The fourth proportional to 974,908,309.28, 1,345,373,466.83 and 557,229,562.74 is: 768,976,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,309.28 : 1,345,373,466.83 = 557,229,562.74 : x
  2. Step 2: Convert to fraction form
    974,908,309.28/1,345,373,466.83 = 557,229,562.74/x
  3. Step 3: Cross multiply
    974,908,309.28x = 1,345,373,466.83 × 557,229,562.74
  4. Step 4: Simplify right side
    974,908,309.28x = 749,681,868,640,892,672
  5. Step 5: Solve for x
    x = 749,681,868,640,892,672/974,908,309.28
  6. Step 6: Final answer
    x = 768,976,796.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.