Home / 15,541,403,733.44-21,447,201,769.92-8,404,817,545.52

Finding the Fourth Proportional to 15,541,403,733.44, 21,447,201,769.92 and 8,404,817,545.52

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Solution

The fourth proportional to 15,541,403,733.44, 21,447,201,769.92 and 8,404,817,545.52 is: 11,598,683,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,403,733.44 : 21,447,201,769.92 = 8,404,817,545.52 : x
  2. Step 2: Convert to fraction form
    15,541,403,733.44/21,447,201,769.92 = 8,404,817,545.52/x
  3. Step 3: Cross multiply
    15,541,403,733.44x = 21,447,201,769.92 × 8,404,817,545.52
  4. Step 4: Simplify right side
    15,541,403,733.44x = 180,259,817,738,131,210,240
  5. Step 5: Solve for x
    x = 180,259,817,738,131,210,240/15,541,403,733.44
  6. Step 6: Final answer
    x = 11,598,683,158.22

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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.