Home / 10,360,180,318.65-15,540,270,477.98-7,258,265,489.85

Finding the Fourth Proportional to 10,360,180,318.65, 15,540,270,477.98 and 7,258,265,489.85

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Solution

The fourth proportional to 10,360,180,318.65, 15,540,270,477.98 and 7,258,265,489.85 is: 10,887,398,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360,180,318.65 : 15,540,270,477.98 = 7,258,265,489.85 : x
  2. Step 2: Convert to fraction form
    10,360,180,318.65/15,540,270,477.98 = 7,258,265,489.85/x
  3. Step 3: Cross multiply
    10,360,180,318.65x = 15,540,270,477.98 × 7,258,265,489.85
  4. Step 4: Simplify right side
    10,360,180,318.65x = 112,795,408,913,220,714,496
  5. Step 5: Solve for x
    x = 112,795,408,913,220,714,496/10,360,180,318.65
  6. Step 6: Final answer
    x = 10,887,398,234.78

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Double scale
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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.