Home / 1,889,022,566.46-2,607,687,155.64-1,220,293,747.72

Finding the Fourth Proportional to 1,889,022,566.46, 2,607,687,155.64 and 1,220,293,747.72

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Solution

The fourth proportional to 1,889,022,566.46, 2,607,687,155.64 and 1,220,293,747.72 is: 1,684,545,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,022,566.46 : 2,607,687,155.64 = 1,220,293,747.72 : x
  2. Step 2: Convert to fraction form
    1,889,022,566.46/2,607,687,155.64 = 1,220,293,747.72/x
  3. Step 3: Cross multiply
    1,889,022,566.46x = 2,607,687,155.64 × 1,220,293,747.72
  4. Step 4: Simplify right side
    1,889,022,566.46x = 3,182,144,332,040,632,320
  5. Step 5: Solve for x
    x = 3,182,144,332,040,632,320/1,889,022,566.46
  6. Step 6: Final answer
    x = 1,684,545,430.28

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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.