Home / 2,125,769,908.60-3,188,654,862.90-961,276,389.40

Finding the Fourth Proportional to 2,125,769,908.60, 3,188,654,862.90 and 961,276,389.40

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Solution

The fourth proportional to 2,125,769,908.60, 3,188,654,862.90 and 961,276,389.40 is: 1,441,914,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,769,908.60 : 3,188,654,862.90 = 961,276,389.40 : x
  2. Step 2: Convert to fraction form
    2,125,769,908.60/3,188,654,862.90 = 961,276,389.40/x
  3. Step 3: Cross multiply
    2,125,769,908.60x = 3,188,654,862.90 × 961,276,389.40
  4. Step 4: Simplify right side
    2,125,769,908.60x = 3,065,178,633,651,264,000
  5. Step 5: Solve for x
    x = 3,065,178,633,651,264,000/2,125,769,908.60
  6. Step 6: Final answer
    x = 1,441,914,584.10

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