Home / 192,698,621.27-289,001,650.55-88,968,162.20

Finding the Fourth Proportional to 192,698,621.27, 289,001,650.55 and 88,968,162.20

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Solution

The fourth proportional to 192,698,621.27, 289,001,650.55 and 88,968,162.20 is: 133,430,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,698,621.27 : 289,001,650.55 = 88,968,162.20 : x
  2. Step 2: Convert to fraction form
    192,698,621.27/289,001,650.55 = 88,968,162.20/x
  3. Step 3: Cross multiply
    192,698,621.27x = 289,001,650.55 × 88,968,162.20
  4. Step 4: Simplify right side
    192,698,621.27x = 25,711,945,721,755,280
  5. Step 5: Solve for x
    x = 25,711,945,721,755,280/192,698,621.27
  6. Step 6: Final answer
    x = 133,430,875.39

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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.