Home / 291,226,325.20-436,839,487.80-245,309,822.80

Finding the Fourth Proportional to 291,226,325.20, 436,839,487.80 and 245,309,822.80

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Solution

The fourth proportional to 291,226,325.20, 436,839,487.80 and 245,309,822.80 is: 367,964,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,226,325.20 : 436,839,487.80 = 245,309,822.80 : x
  2. Step 2: Convert to fraction form
    291,226,325.20/436,839,487.80 = 245,309,822.80/x
  3. Step 3: Cross multiply
    291,226,325.20x = 436,839,487.80 × 245,309,822.80
  4. Step 4: Simplify right side
    291,226,325.20x = 107,161,017,344,260,768
  5. Step 5: Solve for x
    x = 107,161,017,344,260,768/291,226,325.20
  6. Step 6: Final answer
    x = 367,964,734.20

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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.