Home / 112,955,622.75-155,878,759.04-63,395,996.46

Finding the Fourth Proportional to 112,955,622.75, 155,878,759.04 and 63,395,996.46

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Solution

The fourth proportional to 112,955,622.75, 155,878,759.04 and 63,395,996.46 is: 87,486,474.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,955,622.75 : 155,878,759.04 = 63,395,996.46 : x
  2. Step 2: Convert to fraction form
    112,955,622.75/155,878,759.04 = 63,395,996.46/x
  3. Step 3: Cross multiply
    112,955,622.75x = 155,878,759.04 × 63,395,996.46
  4. Step 4: Simplify right side
    112,955,622.75x = 9,882,089,256,289,032
  5. Step 5: Solve for x
    x = 9,882,089,256,289,032/112,955,622.75
  6. Step 6: Final answer
    x = 87,486,474.92

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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.