Home / 1,396,182,347.96-1,926,744,927.90-769,673,246.36

Finding the Fourth Proportional to 1,396,182,347.96, 1,926,744,927.90 and 769,673,246.36

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Solution

The fourth proportional to 1,396,182,347.96, 1,926,744,927.90 and 769,673,246.36 is: 1,062,156,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,182,347.96 : 1,926,744,927.90 = 769,673,246.36 : x
  2. Step 2: Convert to fraction form
    1,396,182,347.96/1,926,744,927.90 = 769,673,246.36/x
  3. Step 3: Cross multiply
    1,396,182,347.96x = 1,926,744,927.90 × 769,673,246.36
  4. Step 4: Simplify right side
    1,396,182,347.96x = 1,482,964,023,564,457,216
  5. Step 5: Solve for x
    x = 1,482,964,023,564,457,216/1,396,182,347.96
  6. Step 6: Final answer
    x = 1,062,156,405.09

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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.