Home / 12,836,386,958.19-17,711,561,351.80-7,410,828,547.95

Finding the Fourth Proportional to 12,836,386,958.19, 17,711,561,351.80 and 7,410,828,547.95

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Solution

The fourth proportional to 12,836,386,958.19, 17,711,561,351.80 and 7,410,828,547.95 is: 10,225,411,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,386,958.19 : 17,711,561,351.80 = 7,410,828,547.95 : x
  2. Step 2: Convert to fraction form
    12,836,386,958.19/17,711,561,351.80 = 7,410,828,547.95/x
  3. Step 3: Cross multiply
    12,836,386,958.19x = 17,711,561,351.80 × 7,410,828,547.95
  4. Step 4: Simplify right side
    12,836,386,958.19x = 131,257,344,494,650,261,504
  5. Step 5: Solve for x
    x = 131,257,344,494,650,261,504/12,836,386,958.19
  6. Step 6: Final answer
    x = 10,225,411,942.02

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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.