Home / 649,033,619.40-895,667,182.20-351,675,626.94

Finding the Fourth Proportional to 649,033,619.40, 895,667,182.20 and 351,675,626.94

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Solution

The fourth proportional to 649,033,619.40, 895,667,182.20 and 351,675,626.94 is: 485,312,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,033,619.40 : 895,667,182.20 = 351,675,626.94 : x
  2. Step 2: Convert to fraction form
    649,033,619.40/895,667,182.20 = 351,675,626.94/x
  3. Step 3: Cross multiply
    649,033,619.40x = 895,667,182.20 × 351,675,626.94
  4. Step 4: Simplify right side
    649,033,619.40x = 314,984,317,829,768,192
  5. Step 5: Solve for x
    x = 314,984,317,829,768,192/649,033,619.40
  6. Step 6: Final answer
    x = 485,312,791.84

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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.