Home / 286,729,933.66-430,097,389.56-92,641,369.57

Finding the Fourth Proportional to 286,729,933.66, 430,097,389.56 and 92,641,369.57

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Solution

The fourth proportional to 286,729,933.66, 430,097,389.56 and 92,641,369.57 is: 138,962,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,729,933.66 : 430,097,389.56 = 92,641,369.57 : x
  2. Step 2: Convert to fraction form
    286,729,933.66/430,097,389.56 = 92,641,369.57/x
  3. Step 3: Cross multiply
    286,729,933.66x = 430,097,389.56 × 92,641,369.57
  4. Step 4: Simplify right side
    286,729,933.66x = 39,844,811,216,244,976
  5. Step 5: Solve for x
    x = 39,844,811,216,244,976/286,729,933.66
  6. Step 6: Final answer
    x = 138,962,858.56

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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.