Home / 691,384,907.56-1,037,417,846.87-322,866,301.01

Finding the Fourth Proportional to 691,384,907.56, 1,037,417,846.87 and 322,866,301.01

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Solution

The fourth proportional to 691,384,907.56, 1,037,417,846.87 and 322,866,301.01 is: 484,458,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,384,907.56 : 1,037,417,846.87 = 322,866,301.01 : x
  2. Step 2: Convert to fraction form
    691,384,907.56/1,037,417,846.87 = 322,866,301.01/x
  3. Step 3: Cross multiply
    691,384,907.56x = 1,037,417,846.87 × 322,866,301.01
  4. Step 4: Simplify right side
    691,384,907.56x = 334,947,262,819,709,248
  5. Step 5: Solve for x
    x = 334,947,262,819,709,248/691,384,907.56
  6. Step 6: Final answer
    x = 484,458,453.11

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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.