Home / 4,476,996,986.40-6,715,495,479.60-1,412,979,271.20

Finding the Fourth Proportional to 4,476,996,986.40, 6,715,495,479.60 and 1,412,979,271.20

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Solution

The fourth proportional to 4,476,996,986.40, 6,715,495,479.60 and 1,412,979,271.20 is: 2,119,468,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476,996,986.40 : 6,715,495,479.60 = 1,412,979,271.20 : x
  2. Step 2: Convert to fraction form
    4,476,996,986.40/6,715,495,479.60 = 1,412,979,271.20/x
  3. Step 3: Cross multiply
    4,476,996,986.40x = 6,715,495,479.60 × 1,412,979,271.20
  4. Step 4: Simplify right side
    4,476,996,986.40x = 9,488,855,908,512,102,400
  5. Step 5: Solve for x
    x = 9,488,855,908,512,102,400/4,476,996,986.40
  6. Step 6: Final answer
    x = 2,119,468,906.80

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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.