Home / 532,933,477.20-800,743,908.60-338,937,829.20

Finding the Fourth Proportional to 532,933,477.20, 800,743,908.60 and 338,937,829.20

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Solution

The fourth proportional to 532,933,477.20, 800,743,908.60 and 338,937,829.20 is: 509,261,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,933,477.20 : 800,743,908.60 = 338,937,829.20 : x
  2. Step 2: Convert to fraction form
    532,933,477.20/800,743,908.60 = 338,937,829.20/x
  3. Step 3: Cross multiply
    532,933,477.20x = 800,743,908.60 × 338,937,829.20
  4. Step 4: Simplify right side
    532,933,477.20x = 271,402,402,126,007,200
  5. Step 5: Solve for x
    x = 271,402,402,126,007,200/532,933,477.20
  6. Step 6: Final answer
    x = 509,261,312.60

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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.