Home / 19,725,788,545.72-29,585,693,198.76-5,368,615,781.38

Finding the Fourth Proportional to 19,725,788,545.72, 29,585,693,198.76 and 5,368,615,781.38

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Solution

The fourth proportional to 19,725,788,545.72, 29,585,693,198.76 and 5,368,615,781.38 is: 8,052,110,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725,788,545.72 : 29,585,693,198.76 = 5,368,615,781.38 : x
  2. Step 2: Convert to fraction form
    19,725,788,545.72/29,585,693,198.76 = 5,368,615,781.38/x
  3. Step 3: Cross multiply
    19,725,788,545.72x = 29,585,693,198.76 × 5,368,615,781.38
  4. Step 4: Simplify right side
    19,725,788,545.72x = 158,834,219,409,929,863,168
  5. Step 5: Solve for x
    x = 158,834,219,409,929,863,168/19,725,788,545.72
  6. Step 6: Final answer
    x = 8,052,110,010.29

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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.