Home / 76,179,572.22-105,166,488.07-48,330,751.62

Finding the Fourth Proportional to 76,179,572.22, 105,166,488.07 and 48,330,751.62

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Solution

The fourth proportional to 76,179,572.22, 105,166,488.07 and 48,330,751.62 is: 66,720,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,179,572.22 : 105,166,488.07 = 48,330,751.62 : x
  2. Step 2: Convert to fraction form
    76,179,572.22/105,166,488.07 = 48,330,751.62/x
  3. Step 3: Cross multiply
    76,179,572.22x = 105,166,488.07 × 48,330,751.62
  4. Step 4: Simplify right side
    76,179,572.22x = 5,082,775,413,143,662
  5. Step 5: Solve for x
    x = 5,082,775,413,143,662/76,179,572.22
  6. Step 6: Final answer
    x = 66,720,976.05

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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.