Home / 228,431,064.96-342,646,588.80-66,873,000.96

Finding the Fourth Proportional to 228,431,064.96, 342,646,588.80 and 66,873,000.96

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Solution

The fourth proportional to 228,431,064.96, 342,646,588.80 and 66,873,000.96 is: 100,309,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,431,064.96 : 342,646,588.80 = 66,873,000.96 : x
  2. Step 2: Convert to fraction form
    228,431,064.96/342,646,588.80 = 66,873,000.96/x
  3. Step 3: Cross multiply
    228,431,064.96x = 342,646,588.80 × 66,873,000.96
  4. Step 4: Simplify right side
    228,431,064.96x = 22,913,805,661,763,128
  5. Step 5: Solve for x
    x = 22,913,805,661,763,128/228,431,064.96
  6. Step 6: Final answer
    x = 100,309,498.91

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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.