Home / 172,930,532.22-238,620,566.04-103,301,132.40

Finding the Fourth Proportional to 172,930,532.22, 238,620,566.04 and 103,301,132.40

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Solution

The fourth proportional to 172,930,532.22, 238,620,566.04 and 103,301,132.40 is: 142,541,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,930,532.22 : 238,620,566.04 = 103,301,132.40 : x
  2. Step 2: Convert to fraction form
    172,930,532.22/238,620,566.04 = 103,301,132.40/x
  3. Step 3: Cross multiply
    172,930,532.22x = 238,620,566.04 × 103,301,132.40
  4. Step 4: Simplify right side
    172,930,532.22x = 24,649,774,685,860,984
  5. Step 5: Solve for x
    x = 24,649,774,685,860,984/172,930,532.22
  6. Step 6: Final answer
    x = 142,541,483.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.