Home / 1,917,092,357.69-2,645,385,912.54-1,113,162,707.48

Finding the Fourth Proportional to 1,917,092,357.69, 2,645,385,912.54 and 1,113,162,707.48

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Solution

The fourth proportional to 1,917,092,357.69, 2,645,385,912.54 and 1,113,162,707.48 is: 1,536,047,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,092,357.69 : 2,645,385,912.54 = 1,113,162,707.48 : x
  2. Step 2: Convert to fraction form
    1,917,092,357.69/2,645,385,912.54 = 1,113,162,707.48/x
  3. Step 3: Cross multiply
    1,917,092,357.69x = 2,645,385,912.54 × 1,113,162,707.48
  4. Step 4: Simplify right side
    1,917,092,357.69x = 2,944,744,944,719,249,408
  5. Step 5: Solve for x
    x = 2,944,744,944,719,249,408/1,917,092,357.69
  6. Step 6: Final answer
    x = 1,536,047,511.18

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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.