Home / 7,278,338,800.80-10,917,508,201.20-2,371,508,618.40

Finding the Fourth Proportional to 7,278,338,800.80, 10,917,508,201.20 and 2,371,508,618.40

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Solution

The fourth proportional to 7,278,338,800.80, 10,917,508,201.20 and 2,371,508,618.40 is: 3,557,262,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,338,800.80 : 10,917,508,201.20 = 2,371,508,618.40 : x
  2. Step 2: Convert to fraction form
    7,278,338,800.80/10,917,508,201.20 = 2,371,508,618.40/x
  3. Step 3: Cross multiply
    7,278,338,800.80x = 10,917,508,201.20 × 2,371,508,618.40
  4. Step 4: Simplify right side
    7,278,338,800.80x = 25,890,964,790,598,483,968
  5. Step 5: Solve for x
    x = 25,890,964,790,598,483,968/7,278,338,800.80
  6. Step 6: Final answer
    x = 3,557,262,927.60

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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.