Home / 248,433,193.20-372,649,789.80-84,855,653.40

Finding the Fourth Proportional to 248,433,193.20, 372,649,789.80 and 84,855,653.40

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Solution

The fourth proportional to 248,433,193.20, 372,649,789.80 and 84,855,653.40 is: 127,283,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,433,193.20 : 372,649,789.80 = 84,855,653.40 : x
  2. Step 2: Convert to fraction form
    248,433,193.20/372,649,789.80 = 84,855,653.40/x
  3. Step 3: Cross multiply
    248,433,193.20x = 372,649,789.80 × 84,855,653.40
  4. Step 4: Simplify right side
    248,433,193.20x = 31,621,441,402,851,660
  5. Step 5: Solve for x
    x = 31,621,441,402,851,660/248,433,193.20
  6. Step 6: Final answer
    x = 127,283,480.10

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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.