Home / 99,738,880,252.22-137,639,728,954.82-54,013,510,607.88

Finding the Fourth Proportional to 99,738,880,252.22, 137,639,728,954.82 and 54,013,510,607.88

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Solution

The fourth proportional to 99,738,880,252.22, 137,639,728,954.82 and 54,013,510,607.88 is: 74,538,684,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,738,880,252.22 : 137,639,728,954.82 = 54,013,510,607.88 : x
  2. Step 2: Convert to fraction form
    99,738,880,252.22/137,639,728,954.82 = 54,013,510,607.88/x
  3. Step 3: Cross multiply
    99,738,880,252.22x = 137,639,728,954.82 × 54,013,510,607.88
  4. Step 4: Simplify right side
    99,738,880,252.22x = 7,434,404,959,966,898,159,616
  5. Step 5: Solve for x
    x = 7,434,404,959,966,898,159,616/99,738,880,252.22
  6. Step 6: Final answer
    x = 74,538,684,825.48

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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.