Home / 9,136,399,417.38-12,612,362,467.74-5,754,279,221.26

Finding the Fourth Proportional to 9,136,399,417.38, 12,612,362,467.74 and 5,754,279,221.26

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Solution

The fourth proportional to 9,136,399,417.38, 12,612,362,467.74 and 5,754,279,221.26 is: 7,943,507,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,399,417.38 : 12,612,362,467.74 = 5,754,279,221.26 : x
  2. Step 2: Convert to fraction form
    9,136,399,417.38/12,612,362,467.74 = 5,754,279,221.26/x
  3. Step 3: Cross multiply
    9,136,399,417.38x = 12,612,362,467.74 × 5,754,279,221.26
  4. Step 4: Simplify right side
    9,136,399,417.38x = 72,575,055,279,115,780,096
  5. Step 5: Solve for x
    x = 72,575,055,279,115,780,096/9,136,399,417.38
  6. Step 6: Final answer
    x = 7,943,507,279.36

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Double scale
Find fourth proportional to 9,136,399,418.38, 12,612,362,469.12 and 5,754,279,222.26
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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.