Home / 131,734,006.83-181,733,313.54-79,506,347.31

Finding the Fourth Proportional to 131,734,006.83, 181,733,313.54 and 79,506,347.31

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Solution

The fourth proportional to 131,734,006.83, 181,733,313.54 and 79,506,347.31 is: 109,682,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,734,006.83 : 181,733,313.54 = 79,506,347.31 : x
  2. Step 2: Convert to fraction form
    131,734,006.83/181,733,313.54 = 79,506,347.31/x
  3. Step 3: Cross multiply
    131,734,006.83x = 181,733,313.54 × 79,506,347.31
  4. Step 4: Simplify right side
    131,734,006.83x = 14,448,951,944,108,366
  5. Step 5: Solve for x
    x = 14,448,951,944,108,366/131,734,006.83
  6. Step 6: Final answer
    x = 109,682,778.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.