Home / 12,836,386,961.44-17,711,561,356.28-7,410,828,551.20

Finding the Fourth Proportional to 12,836,386,961.44, 17,711,561,356.28 and 7,410,828,551.20

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Solution

The fourth proportional to 12,836,386,961.44, 17,711,561,356.28 and 7,410,828,551.20 is: 10,225,411,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,386,961.44 : 17,711,561,356.28 = 7,410,828,551.20 : x
  2. Step 2: Convert to fraction form
    12,836,386,961.44/17,711,561,356.28 = 7,410,828,551.20/x
  3. Step 3: Cross multiply
    12,836,386,961.44x = 17,711,561,356.28 × 7,410,828,551.20
  4. Step 4: Simplify right side
    12,836,386,961.44x = 131,257,344,585,450,405,888
  5. Step 5: Solve for x
    x = 131,257,344,585,450,405,888/12,836,386,961.44
  6. Step 6: Final answer
    x = 10,225,411,946.50

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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.