Home / 6,119,574,143.30-9,179,361,214.95-1,979,436,176.90

Finding the Fourth Proportional to 6,119,574,143.30, 9,179,361,214.95 and 1,979,436,176.90

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Solution

The fourth proportional to 6,119,574,143.30, 9,179,361,214.95 and 1,979,436,176.90 is: 2,969,154,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,574,143.30 : 9,179,361,214.95 = 1,979,436,176.90 : x
  2. Step 2: Convert to fraction form
    6,119,574,143.30/9,179,361,214.95 = 1,979,436,176.90/x
  3. Step 3: Cross multiply
    6,119,574,143.30x = 9,179,361,214.95 × 1,979,436,176.90
  4. Step 4: Simplify right side
    6,119,574,143.30x = 18,169,959,669,704,769,536
  5. Step 5: Solve for x
    x = 18,169,959,669,704,769,536/6,119,574,143.30
  6. Step 6: Final answer
    x = 2,969,154,265.35

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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.