Home / 185,576,129.60-278,364,194.40-64,407,581.60

Finding the Fourth Proportional to 185,576,129.60, 278,364,194.40 and 64,407,581.60

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Solution

The fourth proportional to 185,576,129.60, 278,364,194.40 and 64,407,581.60 is: 96,611,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,576,129.60 : 278,364,194.40 = 64,407,581.60 : x
  2. Step 2: Convert to fraction form
    185,576,129.60/278,364,194.40 = 64,407,581.60/x
  3. Step 3: Cross multiply
    185,576,129.60x = 278,364,194.40 × 64,407,581.60
  4. Step 4: Simplify right side
    185,576,129.60x = 17,928,764,565,336,262
  5. Step 5: Solve for x
    x = 17,928,764,565,336,262/185,576,129.60
  6. Step 6: Final answer
    x = 96,611,372.40

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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.