Home / 27,238,870,256.50-37,589,657,075.13-15,195,881,105.43

Finding the Fourth Proportional to 27,238,870,256.50, 37,589,657,075.13 and 15,195,881,105.43

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Solution

The fourth proportional to 27,238,870,256.50, 37,589,657,075.13 and 15,195,881,105.43 is: 20,970,324,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238,870,256.50 : 37,589,657,075.13 = 15,195,881,105.43 : x
  2. Step 2: Convert to fraction form
    27,238,870,256.50/37,589,657,075.13 = 15,195,881,105.43/x
  3. Step 3: Cross multiply
    27,238,870,256.50x = 37,589,657,075.13 × 15,195,881,105.43
  4. Step 4: Simplify right side
    27,238,870,256.50x = 571,207,959,707,561,033,728
  5. Step 5: Solve for x
    x = 571,207,959,707,561,033,728/27,238,870,256.50
  6. Step 6: Final answer
    x = 20,970,324,919.08

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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.