Home / 104,581,661.72-156,891,645.90-43,137,301.77

Finding the Fourth Proportional to 104,581,661.72, 156,891,645.90 and 43,137,301.77

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Solution

The fourth proportional to 104,581,661.72, 156,891,645.90 and 43,137,301.77 is: 64,713,852.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,581,661.72 : 156,891,645.90 = 43,137,301.77 : x
  2. Step 2: Convert to fraction form
    104,581,661.72/156,891,645.90 = 43,137,301.77/x
  3. Step 3: Cross multiply
    104,581,661.72x = 156,891,645.90 × 43,137,301.77
  4. Step 4: Simplify right side
    104,581,661.72x = 6,767,882,274,380,284
  5. Step 5: Solve for x
    x = 6,767,882,274,380,284/104,581,661.72
  6. Step 6: Final answer
    x = 64,713,852.92

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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.