Home / 739,227,215.63-1,109,930,853.60-412,341,399.47

Finding the Fourth Proportional to 739,227,215.63, 1,109,930,853.60 and 412,341,399.47

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Solution

The fourth proportional to 739,227,215.63, 1,109,930,853.60 and 412,341,399.47 is: 619,120,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,227,215.63 : 1,109,930,853.60 = 412,341,399.47 : x
  2. Step 2: Convert to fraction form
    739,227,215.63/1,109,930,853.60 = 412,341,399.47/x
  3. Step 3: Cross multiply
    739,227,215.63x = 1,109,930,853.60 × 412,341,399.47
  4. Step 4: Simplify right side
    739,227,215.63x = 457,670,441,482,805,952
  5. Step 5: Solve for x
    x = 457,670,441,482,805,952/739,227,215.63
  6. Step 6: Final answer
    x = 619,120,118.70

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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.