Home / 214,551,310.40-321,826,965.60-52,993,246.40

Finding the Fourth Proportional to 214,551,310.40, 321,826,965.60 and 52,993,246.40

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Solution

The fourth proportional to 214,551,310.40, 321,826,965.60 and 52,993,246.40 is: 79,489,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,551,310.40 : 321,826,965.60 = 52,993,246.40 : x
  2. Step 2: Convert to fraction form
    214,551,310.40/321,826,965.60 = 52,993,246.40/x
  3. Step 3: Cross multiply
    214,551,310.40x = 321,826,965.60 × 52,993,246.40
  4. Step 4: Simplify right side
    214,551,310.40x = 17,054,655,686,205,124
  5. Step 5: Solve for x
    x = 17,054,655,686,205,124/214,551,310.40
  6. Step 6: Final answer
    x = 79,489,869.60

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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.