Home / 2,144,201,159.39-2,959,069,451.24-1,191,622,039.74

Finding the Fourth Proportional to 2,144,201,159.39, 2,959,069,451.24 and 1,191,622,039.74

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Solution

The fourth proportional to 2,144,201,159.39, 2,959,069,451.24 and 1,191,622,039.74 is: 1,644,478,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,201,159.39 : 2,959,069,451.24 = 1,191,622,039.74 : x
  2. Step 2: Convert to fraction form
    2,144,201,159.39/2,959,069,451.24 = 1,191,622,039.74/x
  3. Step 3: Cross multiply
    2,144,201,159.39x = 2,959,069,451.24 × 1,191,622,039.74
  4. Step 4: Simplify right side
    2,144,201,159.39x = 3,526,092,375,221,910,016
  5. Step 5: Solve for x
    x = 3,526,092,375,221,910,016/2,144,201,159.39
  6. Step 6: Final answer
    x = 1,644,478,345.60

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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.