Home / 315,188,052.48-473,068,977.40-167,759,385.48

Finding the Fourth Proportional to 315,188,052.48, 473,068,977.40 and 167,759,385.48

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Solution

The fourth proportional to 315,188,052.48, 473,068,977.40 and 167,759,385.48 is: 251,791,780.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,188,052.48 : 473,068,977.40 = 167,759,385.48 : x
  2. Step 2: Convert to fraction form
    315,188,052.48/473,068,977.40 = 167,759,385.48/x
  3. Step 3: Cross multiply
    315,188,052.48x = 473,068,977.40 × 167,759,385.48
  4. Step 4: Simplify right side
    315,188,052.48x = 79,361,760,938,276,000
  5. Step 5: Solve for x
    x = 79,361,760,938,276,000/315,188,052.48
  6. Step 6: Final answer
    x = 251,791,780.54

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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.