Home / 328,612,301.83-492,135,960.95-190,146,096.64

Finding the Fourth Proportional to 328,612,301.83, 492,135,960.95 and 190,146,096.64

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Solution

The fourth proportional to 328,612,301.83, 492,135,960.95 and 190,146,096.64 is: 284,766,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,612,301.83 : 492,135,960.95 = 190,146,096.64 : x
  2. Step 2: Convert to fraction form
    328,612,301.83/492,135,960.95 = 190,146,096.64/x
  3. Step 3: Cross multiply
    328,612,301.83x = 492,135,960.95 × 190,146,096.64
  4. Step 4: Simplify right side
    328,612,301.83x = 93,577,731,987,406,544
  5. Step 5: Solve for x
    x = 93,577,731,987,406,544/328,612,301.83
  6. Step 6: Final answer
    x = 284,766,368.96

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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.