Home / 137,664,603-206,495,504.76-35,428,243.32

Finding the Fourth Proportional to 137,664,603, 206,495,504.76 and 35,428,243.32

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Solution

The fourth proportional to 137,664,603, 206,495,504.76 and 35,428,243.32 is: 53,142,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,664,603 : 206,495,504.76 = 35,428,243.32 : x
  2. Step 2: Convert to fraction form
    137,664,603/206,495,504.76 = 35,428,243.32/x
  3. Step 3: Cross multiply
    137,664,603x = 206,495,504.76 × 35,428,243.32
  4. Step 4: Simplify right side
    137,664,603x = 7,315,772,987,123,498
  5. Step 5: Solve for x
    x = 7,315,772,987,123,498/137,664,603
  6. Step 6: Final answer
    x = 53,142,004.75

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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.