Home / 209,952,292.20-314,928,438.30-132,468,194.40

Finding the Fourth Proportional to 209,952,292.20, 314,928,438.30 and 132,468,194.40

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Solution

The fourth proportional to 209,952,292.20, 314,928,438.30 and 132,468,194.40 is: 198,702,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,292.20 : 314,928,438.30 = 132,468,194.40 : x
  2. Step 2: Convert to fraction form
    209,952,292.20/314,928,438.30 = 132,468,194.40/x
  3. Step 3: Cross multiply
    209,952,292.20x = 314,928,438.30 × 132,468,194.40
  4. Step 4: Simplify right side
    209,952,292.20x = 41,718,001,586,812,808
  5. Step 5: Solve for x
    x = 41,718,001,586,812,808/209,952,292.20
  6. Step 6: Final answer
    x = 198,702,291.60

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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.