Home / 2,626,186,615.28-3,939,275,065.80-855,555,220.43

Finding the Fourth Proportional to 2,626,186,615.28, 3,939,275,065.80 and 855,555,220.43

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Solution

The fourth proportional to 2,626,186,615.28, 3,939,275,065.80 and 855,555,220.43 is: 1,283,331,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,186,615.28 : 3,939,275,065.80 = 855,555,220.43 : x
  2. Step 2: Convert to fraction form
    2,626,186,615.28/3,939,275,065.80 = 855,555,220.43/x
  3. Step 3: Cross multiply
    2,626,186,615.28x = 3,939,275,065.80 × 855,555,220.43
  4. Step 4: Simplify right side
    2,626,186,615.28x = 3,370,267,347,253,249,024
  5. Step 5: Solve for x
    x = 3,370,267,347,253,249,024/2,626,186,615.28
  6. Step 6: Final answer
    x = 1,283,331,248.30

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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.