Home / 140,985,340.36-211,442,129.10-43,922,956.12

Finding the Fourth Proportional to 140,985,340.36, 211,442,129.10 and 43,922,956.12

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Solution

The fourth proportional to 140,985,340.36, 211,442,129.10 and 43,922,956.12 is: 65,873,255.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,985,340.36 : 211,442,129.10 = 43,922,956.12 : x
  2. Step 2: Convert to fraction form
    140,985,340.36/211,442,129.10 = 43,922,956.12/x
  3. Step 3: Cross multiply
    140,985,340.36x = 211,442,129.10 × 43,922,956.12
  4. Step 4: Simplify right side
    140,985,340.36x = 9,287,163,358,378,674
  5. Step 5: Solve for x
    x = 9,287,163,358,378,674/140,985,340.36
  6. Step 6: Final answer
    x = 65,873,255.58

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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.