Home / 132,878,049.60-199,317,074.40-61,214,433.60

Finding the Fourth Proportional to 132,878,049.60, 199,317,074.40 and 61,214,433.60

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Solution

The fourth proportional to 132,878,049.60, 199,317,074.40 and 61,214,433.60 is: 91,821,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,878,049.60 : 199,317,074.40 = 61,214,433.60 : x
  2. Step 2: Convert to fraction form
    132,878,049.60/199,317,074.40 = 61,214,433.60/x
  3. Step 3: Cross multiply
    132,878,049.60x = 199,317,074.40 × 61,214,433.60
  4. Step 4: Simplify right side
    132,878,049.60x = 12,201,081,816,205,060
  5. Step 5: Solve for x
    x = 12,201,081,816,205,060/132,878,049.60
  6. Step 6: Final answer
    x = 91,821,650.40

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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.