Home / 636,314,939.39-954,609,790.66-193,692,230.96

Finding the Fourth Proportional to 636,314,939.39, 954,609,790.66 and 193,692,230.96

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Solution

The fourth proportional to 636,314,939.39, 954,609,790.66 and 193,692,230.96 is: 290,580,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,314,939.39 : 954,609,790.66 = 193,692,230.96 : x
  2. Step 2: Convert to fraction form
    636,314,939.39/954,609,790.66 = 193,692,230.96/x
  3. Step 3: Cross multiply
    636,314,939.39x = 954,609,790.66 × 193,692,230.96
  4. Step 4: Simplify right side
    636,314,939.39x = 184,900,500,047,205,056
  5. Step 5: Solve for x
    x = 184,900,500,047,205,056/636,314,939.39
  6. Step 6: Final answer
    x = 290,580,164.95

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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.