Home / 1,156,662,782.40-1,596,222,371.52-628,049,048.52

Finding the Fourth Proportional to 1,156,662,782.40, 1,596,222,371.52 and 628,049,048.52

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Solution

The fourth proportional to 1,156,662,782.40, 1,596,222,371.52 and 628,049,048.52 is: 866,722,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,662,782.40 : 1,596,222,371.52 = 628,049,048.52 : x
  2. Step 2: Convert to fraction form
    1,156,662,782.40/1,596,222,371.52 = 628,049,048.52/x
  3. Step 3: Cross multiply
    1,156,662,782.40x = 1,596,222,371.52 × 628,049,048.52
  4. Step 4: Simplify right side
    1,156,662,782.40x = 1,002,505,941,659,473,920
  5. Step 5: Solve for x
    x = 1,002,505,941,659,473,920/1,156,662,782.40
  6. Step 6: Final answer
    x = 866,722,744.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.