Home / 1,969,193,159.65-2,717,454,584.80-1,077,112,082.82

Finding the Fourth Proportional to 1,969,193,159.65, 2,717,454,584.80 and 1,077,112,082.82

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Solution

The fourth proportional to 1,969,193,159.65, 2,717,454,584.80 and 1,077,112,082.82 is: 1,486,397,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,193,159.65 : 2,717,454,584.80 = 1,077,112,082.82 : x
  2. Step 2: Convert to fraction form
    1,969,193,159.65/2,717,454,584.80 = 1,077,112,082.82/x
  3. Step 3: Cross multiply
    1,969,193,159.65x = 2,717,454,584.80 × 1,077,112,082.82
  4. Step 4: Simplify right side
    1,969,193,159.65x = 2,927,003,167,802,686,464
  5. Step 5: Solve for x
    x = 2,927,003,167,802,686,464/1,969,193,159.65
  6. Step 6: Final answer
    x = 1,486,397,184.28

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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.