Home / 151,236,246.80-226,350,485.40-139,143,011.60

Finding the Fourth Proportional to 151,236,246.80, 226,350,485.40 and 139,143,011.60

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Solution

The fourth proportional to 151,236,246.80, 226,350,485.40 and 139,143,011.60 is: 208,250,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,236,246.80 : 226,350,485.40 = 139,143,011.60 : x
  2. Step 2: Convert to fraction form
    151,236,246.80/226,350,485.40 = 139,143,011.60/x
  3. Step 3: Cross multiply
    151,236,246.80x = 226,350,485.40 × 139,143,011.60
  4. Step 4: Simplify right side
    151,236,246.80x = 31,495,088,215,677,832
  5. Step 5: Solve for x
    x = 31,495,088,215,677,832/151,236,246.80
  6. Step 6: Final answer
    x = 208,250,924.51

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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.