Home / 1,323,805,469.24-1,826,716,357.04-815,087,399.24

Finding the Fourth Proportional to 1,323,805,469.24, 1,826,716,357.04 and 815,087,399.24

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Solution

The fourth proportional to 1,323,805,469.24, 1,826,716,357.04 and 815,087,399.24 is: 1,124,737,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,805,469.24 : 1,826,716,357.04 = 815,087,399.24 : x
  2. Step 2: Convert to fraction form
    1,323,805,469.24/1,826,716,357.04 = 815,087,399.24/x
  3. Step 3: Cross multiply
    1,323,805,469.24x = 1,826,716,357.04 × 815,087,399.24
  4. Step 4: Simplify right side
    1,323,805,469.24x = 1,488,933,484,609,392,128
  5. Step 5: Solve for x
    x = 1,488,933,484,609,392,128/1,323,805,469.24
  6. Step 6: Final answer
    x = 1,124,737,372.07

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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.