Home / 18,501,376,326.68-25,531,828,206.28-10,043,126,117.38

Finding the Fourth Proportional to 18,501,376,326.68, 25,531,828,206.28 and 10,043,126,117.38

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Solution

The fourth proportional to 18,501,376,326.68, 25,531,828,206.28 and 10,043,126,117.38 is: 13,859,475,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501,376,326.68 : 25,531,828,206.28 = 10,043,126,117.38 : x
  2. Step 2: Convert to fraction form
    18,501,376,326.68/25,531,828,206.28 = 10,043,126,117.38/x
  3. Step 3: Cross multiply
    18,501,376,326.68x = 25,531,828,206.28 × 10,043,126,117.38
  4. Step 4: Simplify right side
    18,501,376,326.68x = 256,419,370,682,949,992,448
  5. Step 5: Solve for x
    x = 256,419,370,682,949,992,448/18,501,376,326.68
  6. Step 6: Final answer
    x = 13,859,475,433.36

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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.