Home / 328,273,329.81-492,409,387.57-106,944,405.45

Finding the Fourth Proportional to 328,273,329.81, 492,409,387.57 and 106,944,405.45

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Solution

The fourth proportional to 328,273,329.81, 492,409,387.57 and 106,944,405.45 is: 160,416,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,273,329.81 : 492,409,387.57 = 106,944,405.45 : x
  2. Step 2: Convert to fraction form
    328,273,329.81/492,409,387.57 = 106,944,405.45/x
  3. Step 3: Cross multiply
    328,273,329.81x = 492,409,387.57 × 106,944,405.45
  4. Step 4: Simplify right side
    328,273,329.81x = 52,660,429,191,672,272
  5. Step 5: Solve for x
    x = 52,660,429,191,672,272/328,273,329.81
  6. Step 6: Final answer
    x = 160,416,410.38

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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.