Home / 1,484,647,213.80-2,228,405,711.40-748,548,284.70

Finding the Fourth Proportional to 1,484,647,213.80, 2,228,405,711.40 and 748,548,284.70

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Solution

The fourth proportional to 1,484,647,213.80, 2,228,405,711.40 and 748,548,284.70 is: 1,123,545,888.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,647,213.80 : 2,228,405,711.40 = 748,548,284.70 : x
  2. Step 2: Convert to fraction form
    1,484,647,213.80/2,228,405,711.40 = 748,548,284.70/x
  3. Step 3: Cross multiply
    1,484,647,213.80x = 2,228,405,711.40 × 748,548,284.70
  4. Step 4: Simplify right side
    1,484,647,213.80x = 1,668,069,272,884,153,344
  5. Step 5: Solve for x
    x = 1,668,069,272,884,153,344/1,484,647,213.80
  6. Step 6: Final answer
    x = 1,123,545,888.46

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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.