Home / 248,645,704.90-372,968,557.35-84,829,016.65

Finding the Fourth Proportional to 248,645,704.90, 372,968,557.35 and 84,829,016.65

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Solution

The fourth proportional to 248,645,704.90, 372,968,557.35 and 84,829,016.65 is: 127,243,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,645,704.90 : 372,968,557.35 = 84,829,016.65 : x
  2. Step 2: Convert to fraction form
    248,645,704.90/372,968,557.35 = 84,829,016.65/x
  3. Step 3: Cross multiply
    248,645,704.90x = 372,968,557.35 × 84,829,016.65
  4. Step 4: Simplify right side
    248,645,704.90x = 31,638,555,961,369,636
  5. Step 5: Solve for x
    x = 31,638,555,961,369,636/248,645,704.90
  6. Step 6: Final answer
    x = 127,243,524.98

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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.