Home / 5,189,529,537.96-7,161,666,397.38-2,961,817,028.52

Finding the Fourth Proportional to 5,189,529,537.96, 7,161,666,397.38 and 2,961,817,028.52

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Solution

The fourth proportional to 5,189,529,537.96, 7,161,666,397.38 and 2,961,817,028.52 is: 4,087,373,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,529,537.96 : 7,161,666,397.38 = 2,961,817,028.52 : x
  2. Step 2: Convert to fraction form
    5,189,529,537.96/7,161,666,397.38 = 2,961,817,028.52/x
  3. Step 3: Cross multiply
    5,189,529,537.96x = 7,161,666,397.38 × 2,961,817,028.52
  4. Step 4: Simplify right side
    5,189,529,537.96x = 21,211,545,488,339,566,592
  5. Step 5: Solve for x
    x = 21,211,545,488,339,566,592/5,189,529,537.96
  6. Step 6: Final answer
    x = 4,087,373,495.65

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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.