Home / 193,326,309.60-289,989,464.40-185,894,527.20

Finding the Fourth Proportional to 193,326,309.60, 289,989,464.40 and 185,894,527.20

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Solution

The fourth proportional to 193,326,309.60, 289,989,464.40 and 185,894,527.20 is: 278,841,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,326,309.60 : 289,989,464.40 = 185,894,527.20 : x
  2. Step 2: Convert to fraction form
    193,326,309.60/289,989,464.40 = 185,894,527.20/x
  3. Step 3: Cross multiply
    193,326,309.60x = 289,989,464.40 × 185,894,527.20
  4. Step 4: Simplify right side
    193,326,309.60x = 53,907,454,377,619,224
  5. Step 5: Solve for x
    x = 53,907,454,377,619,224/193,326,309.60
  6. Step 6: Final answer
    x = 278,841,790.80

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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.