Home / 27,746,665,906.01-38,283,836,221.95-15,703,676,709.45

Finding the Fourth Proportional to 27,746,665,906.01, 38,283,836,221.95 and 15,703,676,709.45

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Solution

The fourth proportional to 27,746,665,906.01, 38,283,836,221.95 and 15,703,676,709.45 is: 21,667,359,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746,665,906.01 : 38,283,836,221.95 = 15,703,676,709.45 : x
  2. Step 2: Convert to fraction form
    27,746,665,906.01/38,283,836,221.95 = 15,703,676,709.45/x
  3. Step 3: Cross multiply
    27,746,665,906.01x = 38,283,836,221.95 × 15,703,676,709.45
  4. Step 4: Simplify right side
    27,746,665,906.01x = 601,196,987,226,888,208,384
  5. Step 5: Solve for x
    x = 601,196,987,226,888,208,384/27,746,665,906.01
  6. Step 6: Final answer
    x = 21,667,359,576.23

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Double scale
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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.