Home / 1,329,744,145.96-1,835,229,202.14-765,217,432.36

Finding the Fourth Proportional to 1,329,744,145.96, 1,835,229,202.14 and 765,217,432.36

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Solution

The fourth proportional to 1,329,744,145.96, 1,835,229,202.14 and 765,217,432.36 is: 1,056,104,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,744,145.96 : 1,835,229,202.14 = 765,217,432.36 : x
  2. Step 2: Convert to fraction form
    1,329,744,145.96/1,835,229,202.14 = 765,217,432.36/x
  3. Step 3: Cross multiply
    1,329,744,145.96x = 1,835,229,202.14 × 765,217,432.36
  4. Step 4: Simplify right side
    1,329,744,145.96x = 1,404,349,377,853,662,208
  5. Step 5: Solve for x
    x = 1,404,349,377,853,662,208/1,329,744,145.96
  6. Step 6: Final answer
    x = 1,056,104,952.31

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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.