Home / 12,110,407,439.19-16,712,303,996.55-6,684,895,588.71

Finding the Fourth Proportional to 12,110,407,439.19, 16,712,303,996.55 and 6,684,895,588.71

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Solution

The fourth proportional to 12,110,407,439.19, 16,712,303,996.55 and 6,684,895,588.71 is: 9,225,123,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110,407,439.19 : 16,712,303,996.55 = 6,684,895,588.71 : x
  2. Step 2: Convert to fraction form
    12,110,407,439.19/16,712,303,996.55 = 6,684,895,588.71/x
  3. Step 3: Cross multiply
    12,110,407,439.19x = 16,712,303,996.55 × 6,684,895,588.71
  4. Step 4: Simplify right side
    12,110,407,439.19x = 111,720,007,263,746,015,232
  5. Step 5: Solve for x
    x = 111,720,007,263,746,015,232/12,110,407,439.19
  6. Step 6: Final answer
    x = 9,225,123,747.88

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Double scale
Find fourth proportional to 12,110,407,440.19, 16,712,303,997.93 and 6,684,895,589.71
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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.