Home / 2,974,962,161.84-4,465,239,078.60-1,557,876,421.76

Finding the Fourth Proportional to 2,974,962,161.84, 4,465,239,078.60 and 1,557,876,421.76

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Solution

The fourth proportional to 2,974,962,161.84, 4,465,239,078.60 and 1,557,876,421.76 is: 2,338,278,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,962,161.84 : 4,465,239,078.60 = 1,557,876,421.76 : x
  2. Step 2: Convert to fraction form
    2,974,962,161.84/4,465,239,078.60 = 1,557,876,421.76/x
  3. Step 3: Cross multiply
    2,974,962,161.84x = 4,465,239,078.60 × 1,557,876,421.76
  4. Step 4: Simplify right side
    2,974,962,161.84x = 6,956,290,678,072,288,256
  5. Step 5: Solve for x
    x = 6,956,290,678,072,288,256/2,974,962,161.84
  6. Step 6: Final answer
    x = 2,338,278,707.31

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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.