Home / 106,892,228.40-147,512,989.80-57,999,656.40

Finding the Fourth Proportional to 106,892,228.40, 147,512,989.80 and 57,999,656.40

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Solution

The fourth proportional to 106,892,228.40, 147,512,989.80 and 57,999,656.40 is: 80,040,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,892,228.40 : 147,512,989.80 = 57,999,656.40 : x
  2. Step 2: Convert to fraction form
    106,892,228.40/147,512,989.80 = 57,999,656.40/x
  3. Step 3: Cross multiply
    106,892,228.40x = 147,512,989.80 × 57,999,656.40
  4. Step 4: Simplify right side
    106,892,228.40x = 8,555,702,722,936,705
  5. Step 5: Solve for x
    x = 8,555,702,722,936,705/106,892,228.40
  6. Step 6: Final answer
    x = 80,040,456.18

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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.