Home / 70,305,160.77-105,419,296.98-55,825,095.78

Finding the Fourth Proportional to 70,305,160.77, 105,419,296.98 and 55,825,095.78

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Solution

The fourth proportional to 70,305,160.77, 105,419,296.98 and 55,825,095.78 is: 83,707,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,305,160.77 : 105,419,296.98 = 55,825,095.78 : x
  2. Step 2: Convert to fraction form
    70,305,160.77/105,419,296.98 = 55,825,095.78/x
  3. Step 3: Cross multiply
    70,305,160.77x = 105,419,296.98 × 55,825,095.78
  4. Step 4: Simplify right side
    70,305,160.77x = 5,885,042,350,968,765
  5. Step 5: Solve for x
    x = 5,885,042,350,968,765/70,305,160.77
  6. Step 6: Final answer
    x = 83,707,117.46

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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.