Home / 328,191,451.17-492,288,010.53-134,102,866.60

Finding the Fourth Proportional to 328,191,451.17, 492,288,010.53 and 134,102,866.60

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Solution

The fourth proportional to 328,191,451.17, 492,288,010.53 and 134,102,866.60 is: 201,154,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,191,451.17 : 492,288,010.53 = 134,102,866.60 : x
  2. Step 2: Convert to fraction form
    328,191,451.17/492,288,010.53 = 134,102,866.60/x
  3. Step 3: Cross multiply
    328,191,451.17x = 492,288,010.53 × 134,102,866.60
  4. Step 4: Simplify right side
    328,191,451.17x = 66,017,233,404,883,976
  5. Step 5: Solve for x
    x = 66,017,233,404,883,976/328,191,451.17
  6. Step 6: Final answer
    x = 201,154,640.59

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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.