Home / 1,236,748,814.20-1,855,123,221.30-1,114,304,807.80

Finding the Fourth Proportional to 1,236,748,814.20, 1,855,123,221.30 and 1,114,304,807.80

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Solution

The fourth proportional to 1,236,748,814.20, 1,855,123,221.30 and 1,114,304,807.80 is: 1,671,457,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,748,814.20 : 1,855,123,221.30 = 1,114,304,807.80 : x
  2. Step 2: Convert to fraction form
    1,236,748,814.20/1,855,123,221.30 = 1,114,304,807.80/x
  3. Step 3: Cross multiply
    1,236,748,814.20x = 1,855,123,221.30 × 1,114,304,807.80
  4. Step 4: Simplify right side
    1,236,748,814.20x = 2,067,172,724,556,013,312
  5. Step 5: Solve for x
    x = 2,067,172,724,556,013,312/1,236,748,814.20
  6. Step 6: Final answer
    x = 1,671,457,211.70

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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.