Home / 67,370,291.70-101,090,429.55-31,468,499.70

Finding the Fourth Proportional to 67,370,291.70, 101,090,429.55 and 31,468,499.70

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Solution

The fourth proportional to 67,370,291.70, 101,090,429.55 and 31,468,499.70 is: 47,219,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370,291.70 : 101,090,429.55 = 31,468,499.70 : x
  2. Step 2: Convert to fraction form
    67,370,291.70/101,090,429.55 = 31,468,499.70/x
  3. Step 3: Cross multiply
    67,370,291.70x = 101,090,429.55 × 31,468,499.70
  4. Step 4: Simplify right side
    67,370,291.70x = 3,181,164,151,967,046
  5. Step 5: Solve for x
    x = 3,181,164,151,967,046/67,370,291.70
  6. Step 6: Final answer
    x = 47,219,094.23

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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.