Home / 1,132,380,812.14-1,697,781,542.37-501,769,890.70

Finding the Fourth Proportional to 1,132,380,812.14, 1,697,781,542.37 and 501,769,890.70

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Solution

The fourth proportional to 1,132,380,812.14, 1,697,781,542.37 and 501,769,890.70 is: 752,304,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,380,812.14 : 1,697,781,542.37 = 501,769,890.70 : x
  2. Step 2: Convert to fraction form
    1,132,380,812.14/1,697,781,542.37 = 501,769,890.70/x
  3. Step 3: Cross multiply
    1,132,380,812.14x = 1,697,781,542.37 × 501,769,890.70
  4. Step 4: Simplify right side
    1,132,380,812.14x = 851,895,658,947,472,256
  5. Step 5: Solve for x
    x = 851,895,658,947,472,256/1,132,380,812.14
  6. Step 6: Final answer
    x = 752,304,922.35

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Double scale
Find fourth proportional to 1,132,380,813.14, 1,697,781,543.87 and 501,769,891.70
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1.5x scale

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.