Home / 4,118,668,078.20-6,178,002,117.30-1,358,150,947.80

Finding the Fourth Proportional to 4,118,668,078.20, 6,178,002,117.30 and 1,358,150,947.80

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Solution

The fourth proportional to 4,118,668,078.20, 6,178,002,117.30 and 1,358,150,947.80 is: 2,037,226,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,668,078.20 : 6,178,002,117.30 = 1,358,150,947.80 : x
  2. Step 2: Convert to fraction form
    4,118,668,078.20/6,178,002,117.30 = 1,358,150,947.80/x
  3. Step 3: Cross multiply
    4,118,668,078.20x = 6,178,002,117.30 × 1,358,150,947.80
  4. Step 4: Simplify right side
    4,118,668,078.20x = 8,390,659,431,121,401,856
  5. Step 5: Solve for x
    x = 8,390,659,431,121,401,856/4,118,668,078.20
  6. Step 6: Final answer
    x = 2,037,226,421.70

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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.