Home / 1,241,147,861.52-1,712,797,250.31-684,250,837.62

Finding the Fourth Proportional to 1,241,147,861.52, 1,712,797,250.31 and 684,250,837.62

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Solution

The fourth proportional to 1,241,147,861.52, 1,712,797,250.31 and 684,250,837.62 is: 944,273,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,147,861.52 : 1,712,797,250.31 = 684,250,837.62 : x
  2. Step 2: Convert to fraction form
    1,241,147,861.52/1,712,797,250.31 = 684,250,837.62/x
  3. Step 3: Cross multiply
    1,241,147,861.52x = 1,712,797,250.31 × 684,250,837.62
  4. Step 4: Simplify right side
    1,241,147,861.52x = 1,171,982,953,197,850,368
  5. Step 5: Solve for x
    x = 1,171,982,953,197,850,368/1,241,147,861.52
  6. Step 6: Final answer
    x = 944,273,433.92

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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.