Home / 37,103,676,856.45-55,655,515,284.68-19,410,517,931.65

Finding the Fourth Proportional to 37,103,676,856.45, 55,655,515,284.68 and 19,410,517,931.65

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Solution

The fourth proportional to 37,103,676,856.45, 55,655,515,284.68 and 19,410,517,931.65 is: 29,115,776,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,676,856.45 : 55,655,515,284.68 = 19,410,517,931.65 : x
  2. Step 2: Convert to fraction form
    37,103,676,856.45/55,655,515,284.68 = 19,410,517,931.65/x
  3. Step 3: Cross multiply
    37,103,676,856.45x = 55,655,515,284.68 × 19,410,517,931.65
  4. Step 4: Simplify right side
    37,103,676,856.45x = 1,080,302,377,428,501,921,792
  5. Step 5: Solve for x
    x = 1,080,302,377,428,501,921,792/37,103,676,856.45
  6. Step 6: Final answer
    x = 29,115,776,897.48

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Double scale
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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.