Home / 12,943,726,424.19-17,857,259,906.72-7,517,338,263.63

Finding the Fourth Proportional to 12,943,726,424.19, 17,857,259,906.72 and 7,517,338,263.63

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Solution

The fourth proportional to 12,943,726,424.19, 17,857,259,906.72 and 7,517,338,263.63 is: 10,370,975,002.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943,726,424.19 : 17,857,259,906.72 = 7,517,338,263.63 : x
  2. Step 2: Convert to fraction form
    12,943,726,424.19/17,857,259,906.72 = 7,517,338,263.63/x
  3. Step 3: Cross multiply
    12,943,726,424.19x = 17,857,259,906.72 × 7,517,338,263.63
  4. Step 4: Simplify right side
    12,943,726,424.19x = 134,239,063,180,334,563,328
  5. Step 5: Solve for x
    x = 134,239,063,180,334,563,328/12,943,726,424.19
  6. Step 6: Final answer
    x = 10,370,975,002.18

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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.