Home / 2,175,929,133.98-3,002,792,373.68-1,236,183,342.28

Finding the Fourth Proportional to 2,175,929,133.98, 3,002,792,373.68 and 1,236,183,342.28

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Solution

The fourth proportional to 2,175,929,133.98, 3,002,792,373.68 and 1,236,183,342.28 is: 1,705,938,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,929,133.98 : 3,002,792,373.68 = 1,236,183,342.28 : x
  2. Step 2: Convert to fraction form
    2,175,929,133.98/3,002,792,373.68 = 1,236,183,342.28/x
  3. Step 3: Cross multiply
    2,175,929,133.98x = 3,002,792,373.68 × 1,236,183,342.28
  4. Step 4: Simplify right side
    2,175,929,133.98x = 3,712,001,912,671,727,104
  5. Step 5: Solve for x
    x = 3,712,001,912,671,727,104/2,175,929,133.98
  6. Step 6: Final answer
    x = 1,705,938,789.42

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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.