Home / 131,143,097.36-196,701,165.58-43,695,169.31

Finding the Fourth Proportional to 131,143,097.36, 196,701,165.58 and 43,695,169.31

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Solution

The fourth proportional to 131,143,097.36, 196,701,165.58 and 43,695,169.31 is: 65,538,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,143,097.36 : 196,701,165.58 = 43,695,169.31 : x
  2. Step 2: Convert to fraction form
    131,143,097.36/196,701,165.58 = 43,695,169.31/x
  3. Step 3: Cross multiply
    131,143,097.36x = 196,701,165.58 × 43,695,169.31
  4. Step 4: Simplify right side
    131,143,097.36x = 8,594,890,733,280,762
  5. Step 5: Solve for x
    x = 8,594,890,733,280,762/131,143,097.36
  6. Step 6: Final answer
    x = 65,538,262.45

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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.