Home / 105,264,876.80-157,933,162.68-56,747,419.04

Finding the Fourth Proportional to 105,264,876.80, 157,933,162.68 and 56,747,419.04

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Solution

The fourth proportional to 105,264,876.80, 157,933,162.68 and 56,747,419.04 is: 85,140,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,264,876.80 : 157,933,162.68 = 56,747,419.04 : x
  2. Step 2: Convert to fraction form
    105,264,876.80/157,933,162.68 = 56,747,419.04/x
  3. Step 3: Cross multiply
    105,264,876.80x = 157,933,162.68 × 56,747,419.04
  4. Step 4: Simplify right side
    105,264,876.80x = 8,962,299,362,914,450
  5. Step 5: Solve for x
    x = 8,962,299,362,914,450/105,264,876.80
  6. Step 6: Final answer
    x = 85,140,453.64

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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.