Home / 291,226,557.70-436,839,836.55-245,310,055.30

Finding the Fourth Proportional to 291,226,557.70, 436,839,836.55 and 245,310,055.30

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Solution

The fourth proportional to 291,226,557.70, 436,839,836.55 and 245,310,055.30 is: 367,965,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,226,557.70 : 436,839,836.55 = 245,310,055.30 : x
  2. Step 2: Convert to fraction form
    291,226,557.70/436,839,836.55 = 245,310,055.30/x
  3. Step 3: Cross multiply
    291,226,557.70x = 436,839,836.55 × 245,310,055.30
  4. Step 4: Simplify right side
    291,226,557.70x = 107,161,204,461,323,472
  5. Step 5: Solve for x
    x = 107,161,204,461,323,472/291,226,557.70
  6. Step 6: Final answer
    x = 367,965,082.95

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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.