Home / 199,125,221.40-298,687,832.10-55,518,053.40

Finding the Fourth Proportional to 199,125,221.40, 298,687,832.10 and 55,518,053.40

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Solution

The fourth proportional to 199,125,221.40, 298,687,832.10 and 55,518,053.40 is: 83,277,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,125,221.40 : 298,687,832.10 = 55,518,053.40 : x
  2. Step 2: Convert to fraction form
    199,125,221.40/298,687,832.10 = 55,518,053.40/x
  3. Step 3: Cross multiply
    199,125,221.40x = 298,687,832.10 × 55,518,053.40
  4. Step 4: Simplify right side
    199,125,221.40x = 16,582,567,012,458,036
  5. Step 5: Solve for x
    x = 16,582,567,012,458,036/199,125,221.40
  6. Step 6: Final answer
    x = 83,277,080.10

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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.