Home / 9,207,951,313.41-12,707,138,306.25-5,400,220,579.16

Finding the Fourth Proportional to 9,207,951,313.41, 12,707,138,306.25 and 5,400,220,579.16

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Solution

The fourth proportional to 9,207,951,313.41, 12,707,138,306.25 and 5,400,220,579.16 is: 7,452,401,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207,951,313.41 : 12,707,138,306.25 = 5,400,220,579.16 : x
  2. Step 2: Convert to fraction form
    9,207,951,313.41/12,707,138,306.25 = 5,400,220,579.16/x
  3. Step 3: Cross multiply
    9,207,951,313.41x = 12,707,138,306.25 × 5,400,220,579.16
  4. Step 4: Simplify right side
    9,207,951,313.41x = 68,621,349,783,580,057,600
  5. Step 5: Solve for x
    x = 68,621,349,783,580,057,600/9,207,951,313.41
  6. Step 6: Final answer
    x = 7,452,401,456.95

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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.