Home / 2,069,278,524.80-3,105,112,180.80-776,944,649.60

Finding the Fourth Proportional to 2,069,278,524.80, 3,105,112,180.80 and 776,944,649.60

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Solution

The fourth proportional to 2,069,278,524.80, 3,105,112,180.80 and 776,944,649.60 is: 1,165,865,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,278,524.80 : 3,105,112,180.80 = 776,944,649.60 : x
  2. Step 2: Convert to fraction form
    2,069,278,524.80/3,105,112,180.80 = 776,944,649.60/x
  3. Step 3: Cross multiply
    2,069,278,524.80x = 3,105,112,180.80 × 776,944,649.60
  4. Step 4: Simplify right side
    2,069,278,524.80x = 2,412,500,295,280,348,160
  5. Step 5: Solve for x
    x = 2,412,500,295,280,348,160/2,069,278,524.80
  6. Step 6: Final answer
    x = 1,165,865,429.12

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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.