Home / 328,884,259.76-493,388,608.41-132,162,986.91

Finding the Fourth Proportional to 328,884,259.76, 493,388,608.41 and 132,162,986.91

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Solution

The fourth proportional to 328,884,259.76, 493,388,608.41 and 132,162,986.91 is: 198,269,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,884,259.76 : 493,388,608.41 = 132,162,986.91 : x
  2. Step 2: Convert to fraction form
    328,884,259.76/493,388,608.41 = 132,162,986.91/x
  3. Step 3: Cross multiply
    328,884,259.76x = 493,388,608.41 × 132,162,986.91
  4. Step 4: Simplify right side
    328,884,259.76x = 65,207,712,194,833,944
  5. Step 5: Solve for x
    x = 65,207,712,194,833,944/328,884,259.76
  6. Step 6: Final answer
    x = 198,269,483.14

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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.