Home / 1,926,645,071.56-2,658,843,283.12-1,079,888,044.30

Finding the Fourth Proportional to 1,926,645,071.56, 2,658,843,283.12 and 1,079,888,044.30

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Solution

The fourth proportional to 1,926,645,071.56, 2,658,843,283.12 and 1,079,888,044.30 is: 1,490,286,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,645,071.56 : 2,658,843,283.12 = 1,079,888,044.30 : x
  2. Step 2: Convert to fraction form
    1,926,645,071.56/2,658,843,283.12 = 1,079,888,044.30/x
  3. Step 3: Cross multiply
    1,926,645,071.56x = 2,658,843,283.12 × 1,079,888,044.30
  4. Step 4: Simplify right side
    1,926,645,071.56x = 2,871,253,073,108,647,936
  5. Step 5: Solve for x
    x = 2,871,253,073,108,647,936/1,926,645,071.56
  6. Step 6: Final answer
    x = 1,490,286,465.05

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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.