Home / 67,370,297.20-101,090,437.80-31,468,505.20

Finding the Fourth Proportional to 67,370,297.20, 101,090,437.80 and 31,468,505.20

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Solution

The fourth proportional to 67,370,297.20, 101,090,437.80 and 31,468,505.20 is: 47,219,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370,297.20 : 101,090,437.80 = 31,468,505.20 : x
  2. Step 2: Convert to fraction form
    67,370,297.20/101,090,437.80 = 31,468,505.20/x
  3. Step 3: Cross multiply
    67,370,297.20x = 101,090,437.80 × 31,468,505.20
  4. Step 4: Simplify right side
    67,370,297.20x = 3,181,164,967,579,576.50
  5. Step 5: Solve for x
    x = 3,181,164,967,579,576.50/67,370,297.20
  6. Step 6: Final answer
    x = 47,219,102.48

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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.