Home / 132,858,243.20-199,287,364.80-46,693,942.40

Finding the Fourth Proportional to 132,858,243.20, 199,287,364.80 and 46,693,942.40

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Solution

The fourth proportional to 132,858,243.20, 199,287,364.80 and 46,693,942.40 is: 70,040,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,858,243.20 : 199,287,364.80 = 46,693,942.40 : x
  2. Step 2: Convert to fraction form
    132,858,243.20/199,287,364.80 = 46,693,942.40/x
  3. Step 3: Cross multiply
    132,858,243.20x = 199,287,364.80 × 46,693,942.40
  4. Step 4: Simplify right side
    132,858,243.20x = 9,305,512,733,018,988
  5. Step 5: Solve for x
    x = 9,305,512,733,018,988/132,858,243.20
  6. Step 6: Final answer
    x = 70,040,913.60

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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.