Home / 961,448,495.70-1,442,172,743.55-896,951,241.30

Finding the Fourth Proportional to 961,448,495.70, 1,442,172,743.55 and 896,951,241.30

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Solution

The fourth proportional to 961,448,495.70, 1,442,172,743.55 and 896,951,241.30 is: 1,345,426,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,448,495.70 : 1,442,172,743.55 = 896,951,241.30 : x
  2. Step 2: Convert to fraction form
    961,448,495.70/1,442,172,743.55 = 896,951,241.30/x
  3. Step 3: Cross multiply
    961,448,495.70x = 1,442,172,743.55 × 896,951,241.30
  4. Step 4: Simplify right side
    961,448,495.70x = 1,293,558,632,496,198,912
  5. Step 5: Solve for x
    x = 1,293,558,632,496,198,912/961,448,495.70
  6. Step 6: Final answer
    x = 1,345,426,861.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.