Home / 115,562,697.13-159,486,611.14-63,361,821.87

Finding the Fourth Proportional to 115,562,697.13, 159,486,611.14 and 63,361,821.87

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Solution

The fourth proportional to 115,562,697.13, 159,486,611.14 and 63,361,821.87 is: 87,444,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,562,697.13 : 159,486,611.14 = 63,361,821.87 : x
  2. Step 2: Convert to fraction form
    115,562,697.13/159,486,611.14 = 63,361,821.87/x
  3. Step 3: Cross multiply
    115,562,697.13x = 159,486,611.14 × 63,361,821.87
  4. Step 4: Simplify right side
    115,562,697.13x = 10,105,362,245,644,006
  5. Step 5: Solve for x
    x = 10,105,362,245,644,006/115,562,697.13
  6. Step 6: Final answer
    x = 87,444,845.93

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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.