Home / 12,299,688,511.70-18,449,532,767.55-5,667,304,831.70

Finding the Fourth Proportional to 12,299,688,511.70, 18,449,532,767.55 and 5,667,304,831.70

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Solution

The fourth proportional to 12,299,688,511.70, 18,449,532,767.55 and 5,667,304,831.70 is: 8,500,957,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,688,511.70 : 18,449,532,767.55 = 5,667,304,831.70 : x
  2. Step 2: Convert to fraction form
    12,299,688,511.70/18,449,532,767.55 = 5,667,304,831.70/x
  3. Step 3: Cross multiply
    12,299,688,511.70x = 18,449,532,767.55 × 5,667,304,831.70
  4. Step 4: Simplify right side
    12,299,688,511.70x = 104,559,126,196,143,587,328
  5. Step 5: Solve for x
    x = 104,559,126,196,143,587,328/12,299,688,511.70
  6. Step 6: Final answer
    x = 8,500,957,247.55

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Double scale
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Similar ratio
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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.