Home / 27,238,870,252.75-37,589,657,070.03-15,195,881,101.62

Finding the Fourth Proportional to 27,238,870,252.75, 37,589,657,070.03 and 15,195,881,101.62

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Solution

The fourth proportional to 27,238,870,252.75, 37,589,657,070.03 and 15,195,881,101.62 is: 20,970,324,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238,870,252.75 : 37,589,657,070.03 = 15,195,881,101.62 : x
  2. Step 2: Convert to fraction form
    27,238,870,252.75/37,589,657,070.03 = 15,195,881,101.62/x
  3. Step 3: Cross multiply
    27,238,870,252.75x = 37,589,657,070.03 × 15,195,881,101.62
  4. Step 4: Simplify right side
    27,238,870,252.75x = 571,207,959,486,845,485,056
  5. Step 5: Solve for x
    x = 571,207,959,486,845,485,056/27,238,870,252.75
  6. Step 6: Final answer
    x = 20,970,324,913.87

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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.