Home / 739,227,216.63-1,109,930,855.10-412,341,400.47

Finding the Fourth Proportional to 739,227,216.63, 1,109,930,855.10 and 412,341,400.47

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Solution

The fourth proportional to 739,227,216.63, 1,109,930,855.10 and 412,341,400.47 is: 619,120,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,227,216.63 : 1,109,930,855.10 = 412,341,400.47 : x
  2. Step 2: Convert to fraction form
    739,227,216.63/1,109,930,855.10 = 412,341,400.47/x
  3. Step 3: Cross multiply
    739,227,216.63x = 1,109,930,855.10 × 412,341,400.47
  4. Step 4: Simplify right side
    739,227,216.63x = 457,670,443,216,798,656
  5. Step 5: Solve for x
    x = 457,670,443,216,798,656/739,227,216.63
  6. Step 6: Final answer
    x = 619,120,120.20

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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.