Home / 112,370,040.40-168,586,553.40-54,864,187.60

Finding the Fourth Proportional to 112,370,040.40, 168,586,553.40 and 54,864,187.60

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Solution

The fourth proportional to 112,370,040.40, 168,586,553.40 and 54,864,187.60 is: 82,311,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,370,040.40 : 168,586,553.40 = 54,864,187.60 : x
  2. Step 2: Convert to fraction form
    112,370,040.40/168,586,553.40 = 54,864,187.60/x
  3. Step 3: Cross multiply
    112,370,040.40x = 168,586,553.40 × 54,864,187.60
  4. Step 4: Simplify right side
    112,370,040.40x = 9,249,364,292,575,018
  5. Step 5: Solve for x
    x = 9,249,364,292,575,018/112,370,040.40
  6. Step 6: Final answer
    x = 82,311,657.62

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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.