Home / 328,879,837.53-493,350,080.85-107,552,325.45

Finding the Fourth Proportional to 328,879,837.53, 493,350,080.85 and 107,552,325.45

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Solution

The fourth proportional to 328,879,837.53, 493,350,080.85 and 107,552,325.45 is: 161,338,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,879,837.53 : 493,350,080.85 = 107,552,325.45 : x
  2. Step 2: Convert to fraction form
    328,879,837.53/493,350,080.85 = 107,552,325.45/x
  3. Step 3: Cross multiply
    328,879,837.53x = 493,350,080.85 × 107,552,325.45
  4. Step 4: Simplify right side
    328,879,837.53x = 53,060,948,456,363,016
  5. Step 5: Solve for x
    x = 53,060,948,456,363,016/328,879,837.53
  6. Step 6: Final answer
    x = 161,338,405.10

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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.