Home / 314,928,230.80-472,392,346.20-199,570,104.40

Finding the Fourth Proportional to 314,928,230.80, 472,392,346.20 and 199,570,104.40

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Solution

The fourth proportional to 314,928,230.80, 472,392,346.20 and 199,570,104.40 is: 299,355,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,230.80 : 472,392,346.20 = 199,570,104.40 : x
  2. Step 2: Convert to fraction form
    314,928,230.80/472,392,346.20 = 199,570,104.40/x
  3. Step 3: Cross multiply
    314,928,230.80x = 472,392,346.20 × 199,570,104.40
  4. Step 4: Simplify right side
    314,928,230.80x = 94,275,389,848,894,944
  5. Step 5: Solve for x
    x = 94,275,389,848,894,944/314,928,230.80
  6. Step 6: Final answer
    x = 299,355,156.60

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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.