Home / 2,791,167,851.70-4,184,217,675.86-1,392,579,886.41

Finding the Fourth Proportional to 2,791,167,851.70, 4,184,217,675.86 and 1,392,579,886.41

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Solution

The fourth proportional to 2,791,167,851.70, 4,184,217,675.86 and 1,392,579,886.41 is: 2,087,605,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,167,851.70 : 4,184,217,675.86 = 1,392,579,886.41 : x
  2. Step 2: Convert to fraction form
    2,791,167,851.70/4,184,217,675.86 = 1,392,579,886.41/x
  3. Step 3: Cross multiply
    2,791,167,851.70x = 4,184,217,675.86 × 1,392,579,886.41
  4. Step 4: Simplify right side
    2,791,167,851.70x = 5,826,857,375,756,870,656
  5. Step 5: Solve for x
    x = 5,826,857,375,756,870,656/2,791,167,851.70
  6. Step 6: Final answer
    x = 2,087,605,506.14

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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.