Home / 112,586,485.14-155,368,161.99-63,027,265.86

Finding the Fourth Proportional to 112,586,485.14, 155,368,161.99 and 63,027,265.86

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Solution

The fourth proportional to 112,586,485.14, 155,368,161.99 and 63,027,265.86 is: 86,976,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,586,485.14 : 155,368,161.99 = 63,027,265.86 : x
  2. Step 2: Convert to fraction form
    112,586,485.14/155,368,161.99 = 63,027,265.86/x
  3. Step 3: Cross multiply
    112,586,485.14x = 155,368,161.99 × 63,027,265.86
  4. Step 4: Simplify right side
    112,586,485.14x = 9,792,430,451,923,278
  5. Step 5: Solve for x
    x = 9,792,430,451,923,278/112,586,485.14
  6. Step 6: Final answer
    x = 86,976,962.11

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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.