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Finding the Fourth Proportional to 2,716,290,428.40, 4,074,435,642.60 and 2,716,290,428.40

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Solution

The fourth proportional to 2,716,290,428.40, 4,074,435,642.60 and 2,716,290,428.40 is: 4,074,435,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,290,428.40 : 4,074,435,642.60 = 2,716,290,428.40 : x
  2. Step 2: Convert to fraction form
    2,716,290,428.40/4,074,435,642.60 = 2,716,290,428.40/x
  3. Step 3: Cross multiply
    2,716,290,428.40x = 4,074,435,642.60 × 2,716,290,428.40
  4. Step 4: Simplify right side
    2,716,290,428.40x = 11,067,350,537,126,182,912
  5. Step 5: Solve for x
    x = 11,067,350,537,126,182,912/2,716,290,428.40
  6. Step 6: Final answer
    x = 4,074,435,642.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.