Home / 27,127,932,498.09-37,436,577,883.74-15,084,684,732.78

Finding the Fourth Proportional to 27,127,932,498.09, 37,436,577,883.74 and 15,084,684,732.78

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Solution

The fourth proportional to 27,127,932,498.09, 37,436,577,883.74 and 15,084,684,732.78 is: 20,816,882,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127,932,498.09 : 37,436,577,883.74 = 15,084,684,732.78 : x
  2. Step 2: Convert to fraction form
    27,127,932,498.09/37,436,577,883.74 = 15,084,684,732.78/x
  3. Step 3: Cross multiply
    27,127,932,498.09x = 37,436,577,883.74 × 15,084,684,732.78
  4. Step 4: Simplify right side
    27,127,932,498.09x = 564,718,974,850,382,168,064
  5. Step 5: Solve for x
    x = 564,718,974,850,382,168,064/27,127,932,498.09
  6. Step 6: Final answer
    x = 20,816,882,189.24

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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.