Home / 15,124,267,476.73-20,873,319,362.03-8,607,943,244.56

Finding the Fourth Proportional to 15,124,267,476.73, 20,873,319,362.03 and 8,607,943,244.56

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Solution

The fourth proportional to 15,124,267,476.73, 20,873,319,362.03 and 8,607,943,244.56 is: 11,880,003,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,267,476.73 : 20,873,319,362.03 = 8,607,943,244.56 : x
  2. Step 2: Convert to fraction form
    15,124,267,476.73/20,873,319,362.03 = 8,607,943,244.56/x
  3. Step 3: Cross multiply
    15,124,267,476.73x = 20,873,319,362.03 × 8,607,943,244.56
  4. Step 4: Simplify right side
    15,124,267,476.73x = 179,676,348,393,942,908,928
  5. Step 5: Solve for x
    x = 179,676,348,393,942,908,928/15,124,267,476.73
  6. Step 6: Final answer
    x = 11,880,003,356.88

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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.