Home / 16,147,209,919.92-22,283,071,996.78-8,913,194,119.28

Finding the Fourth Proportional to 16,147,209,919.92, 22,283,071,996.78 and 8,913,194,119.28

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Solution

The fourth proportional to 16,147,209,919.92, 22,283,071,996.78 and 8,913,194,119.28 is: 12,300,164,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147,209,919.92 : 22,283,071,996.78 = 8,913,194,119.28 : x
  2. Step 2: Convert to fraction form
    16,147,209,919.92/22,283,071,996.78 = 8,913,194,119.28/x
  3. Step 3: Cross multiply
    16,147,209,919.92x = 22,283,071,996.78 × 8,913,194,119.28
  4. Step 4: Simplify right side
    16,147,209,919.92x = 198,613,346,281,192,357,888
  5. Step 5: Solve for x
    x = 198,613,346,281,192,357,888/16,147,209,919.92
  6. Step 6: Final answer
    x = 12,300,164,998.55

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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.