Home / 1,137,912,309.60-1,708,143,922.80-880,269,712.80

Finding the Fourth Proportional to 1,137,912,309.60, 1,708,143,922.80 and 880,269,712.80

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Solution

The fourth proportional to 1,137,912,309.60, 1,708,143,922.80 and 880,269,712.80 is: 1,321,391,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,912,309.60 : 1,708,143,922.80 = 880,269,712.80 : x
  2. Step 2: Convert to fraction form
    1,137,912,309.60/1,708,143,922.80 = 880,269,712.80/x
  3. Step 3: Cross multiply
    1,137,912,309.60x = 1,708,143,922.80 × 880,269,712.80
  4. Step 4: Simplify right side
    1,137,912,309.60x = 1,503,627,360,344,221,184
  5. Step 5: Solve for x
    x = 1,503,627,360,344,221,184/1,137,912,309.60
  6. Step 6: Final answer
    x = 1,321,391,242.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.