Home / 221,275,550.40-331,913,325.60-93,608,145.60

Finding the Fourth Proportional to 221,275,550.40, 331,913,325.60 and 93,608,145.60

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Solution

The fourth proportional to 221,275,550.40, 331,913,325.60 and 93,608,145.60 is: 140,412,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,275,550.40 : 331,913,325.60 = 93,608,145.60 : x
  2. Step 2: Convert to fraction form
    221,275,550.40/331,913,325.60 = 93,608,145.60/x
  3. Step 3: Cross multiply
    221,275,550.40x = 331,913,325.60 × 93,608,145.60
  4. Step 4: Simplify right side
    221,275,550.40x = 31,069,790,909,345,008
  5. Step 5: Solve for x
    x = 31,069,790,909,345,008/221,275,550.40
  6. Step 6: Final answer
    x = 140,412,218.40

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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.