Home / 298,632,801.60-447,949,202.40-247,614,465.60

Finding the Fourth Proportional to 298,632,801.60, 447,949,202.40 and 247,614,465.60

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Solution

The fourth proportional to 298,632,801.60, 447,949,202.40 and 247,614,465.60 is: 371,421,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,632,801.60 : 447,949,202.40 = 247,614,465.60 : x
  2. Step 2: Convert to fraction form
    298,632,801.60/447,949,202.40 = 247,614,465.60/x
  3. Step 3: Cross multiply
    298,632,801.60x = 447,949,202.40 × 247,614,465.60
  4. Step 4: Simplify right side
    298,632,801.60x = 110,918,702,368,222,224
  5. Step 5: Solve for x
    x = 110,918,702,368,222,224/298,632,801.60
  6. Step 6: Final answer
    x = 371,421,698.40

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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.