Home / 9,136,399,391.82-12,612,362,432.45-5,754,279,195.63

Finding the Fourth Proportional to 9,136,399,391.82, 12,612,362,432.45 and 5,754,279,195.63

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Solution

The fourth proportional to 9,136,399,391.82, 12,612,362,432.45 and 5,754,279,195.63 is: 7,943,507,243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,399,391.82 : 12,612,362,432.45 = 5,754,279,195.63 : x
  2. Step 2: Convert to fraction form
    9,136,399,391.82/12,612,362,432.45 = 5,754,279,195.63/x
  3. Step 3: Cross multiply
    9,136,399,391.82x = 12,612,362,432.45 × 5,754,279,195.63
  4. Step 4: Simplify right side
    9,136,399,391.82x = 72,575,054,752,769,392,640
  5. Step 5: Solve for x
    x = 72,575,054,752,769,392,640/9,136,399,391.82
  6. Step 6: Final answer
    x = 7,943,507,243.97

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Double scale
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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.