Home / 7,278,338,815.80-10,917,508,223.70-2,371,508,633.40

Finding the Fourth Proportional to 7,278,338,815.80, 10,917,508,223.70 and 2,371,508,633.40

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Solution

The fourth proportional to 7,278,338,815.80, 10,917,508,223.70 and 2,371,508,633.40 is: 3,557,262,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,338,815.80 : 10,917,508,223.70 = 2,371,508,633.40 : x
  2. Step 2: Convert to fraction form
    7,278,338,815.80/10,917,508,223.70 = 2,371,508,633.40/x
  3. Step 3: Cross multiply
    7,278,338,815.80x = 10,917,508,223.70 × 2,371,508,633.40
  4. Step 4: Simplify right side
    7,278,338,815.80x = 25,890,965,007,720,050,688
  5. Step 5: Solve for x
    x = 25,890,965,007,720,050,688/7,278,338,815.80
  6. Step 6: Final answer
    x = 3,557,262,950.10

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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.