Home / 144,682,881.80-217,048,233.90-67,037,383.40

Finding the Fourth Proportional to 144,682,881.80, 217,048,233.90 and 67,037,383.40

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Solution

The fourth proportional to 144,682,881.80, 217,048,233.90 and 67,037,383.40 is: 100,567,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,682,881.80 : 217,048,233.90 = 67,037,383.40 : x
  2. Step 2: Convert to fraction form
    144,682,881.80/217,048,233.90 = 67,037,383.40/x
  3. Step 3: Cross multiply
    144,682,881.80x = 217,048,233.90 × 67,037,383.40
  4. Step 4: Simplify right side
    144,682,881.80x = 14,550,345,672,247,178
  5. Step 5: Solve for x
    x = 14,550,345,672,247,178/144,682,881.80
  6. Step 6: Final answer
    x = 100,567,154.12

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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.