Home / 18,930,637,777.50-26,125,049,344.59-10,472,315,725.26

Finding the Fourth Proportional to 18,930,637,777.50, 26,125,049,344.59 and 10,472,315,725.26

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Solution

The fourth proportional to 18,930,637,777.50, 26,125,049,344.59 and 10,472,315,725.26 is: 14,452,221,224.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,930,637,777.50 : 26,125,049,344.59 = 10,472,315,725.26 : x
  2. Step 2: Convert to fraction form
    18,930,637,777.50/26,125,049,344.59 = 10,472,315,725.26/x
  3. Step 3: Cross multiply
    18,930,637,777.50x = 26,125,049,344.59 × 10,472,315,725.26
  4. Step 4: Simplify right side
    18,930,637,777.50x = 273,589,765,074,543,312,896
  5. Step 5: Solve for x
    x = 273,589,765,074,543,312,896/18,930,637,777.50
  6. Step 6: Final answer
    x = 14,452,221,224.14

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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.