Home / 2,972,815,812.28-4,102,747,223.57-1,634,941,686.16

Finding the Fourth Proportional to 2,972,815,812.28, 4,102,747,223.57 and 1,634,941,686.16

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Solution

The fourth proportional to 2,972,815,812.28, 4,102,747,223.57 and 1,634,941,686.16 is: 2,256,363,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,815,812.28 : 4,102,747,223.57 = 1,634,941,686.16 : x
  2. Step 2: Convert to fraction form
    2,972,815,812.28/4,102,747,223.57 = 1,634,941,686.16/x
  3. Step 3: Cross multiply
    2,972,815,812.28x = 4,102,747,223.57 × 1,634,941,686.16
  4. Step 4: Simplify right side
    2,972,815,812.28x = 6,707,752,463,571,280,896
  5. Step 5: Solve for x
    x = 6,707,752,463,571,280,896/2,972,815,812.28
  6. Step 6: Final answer
    x = 2,256,363,288.93

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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.