Home / 336,303,430.20-504,455,145.30-268,278,982.20

Finding the Fourth Proportional to 336,303,430.20, 504,455,145.30 and 268,278,982.20

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Solution

The fourth proportional to 336,303,430.20, 504,455,145.30 and 268,278,982.20 is: 402,418,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,303,430.20 : 504,455,145.30 = 268,278,982.20 : x
  2. Step 2: Convert to fraction form
    336,303,430.20/504,455,145.30 = 268,278,982.20/x
  3. Step 3: Cross multiply
    336,303,430.20x = 504,455,145.30 × 268,278,982.20
  4. Step 4: Simplify right side
    336,303,430.20x = 135,334,712,946,637,104
  5. Step 5: Solve for x
    x = 135,334,712,946,637,104/336,303,430.20
  6. Step 6: Final answer
    x = 402,418,473.30

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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.