Home / 248,433,196.20-372,649,794.30-84,855,656.40

Finding the Fourth Proportional to 248,433,196.20, 372,649,794.30 and 84,855,656.40

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Solution

The fourth proportional to 248,433,196.20, 372,649,794.30 and 84,855,656.40 is: 127,283,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,433,196.20 : 372,649,794.30 = 84,855,656.40 : x
  2. Step 2: Convert to fraction form
    248,433,196.20/372,649,794.30 = 84,855,656.40/x
  3. Step 3: Cross multiply
    248,433,196.20x = 372,649,794.30 × 84,855,656.40
  4. Step 4: Simplify right side
    248,433,196.20x = 31,621,442,902,651,480
  5. Step 5: Solve for x
    x = 31,621,442,902,651,480/248,433,196.20
  6. Step 6: Final answer
    x = 127,283,484.60

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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.