Home / 579,485,037.70-869,227,556.55-349,335,655.30

Finding the Fourth Proportional to 579,485,037.70, 869,227,556.55 and 349,335,655.30

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Solution

The fourth proportional to 579,485,037.70, 869,227,556.55 and 349,335,655.30 is: 524,003,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,485,037.70 : 869,227,556.55 = 349,335,655.30 : x
  2. Step 2: Convert to fraction form
    579,485,037.70/869,227,556.55 = 349,335,655.30/x
  3. Step 3: Cross multiply
    579,485,037.70x = 869,227,556.55 × 349,335,655.30
  4. Step 4: Simplify right side
    579,485,037.70x = 303,652,178,072,212,032
  5. Step 5: Solve for x
    x = 303,652,178,072,212,032/579,485,037.70
  6. Step 6: Final answer
    x = 524,003,482.95

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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.