Home / 228,638,015.36-315,514,318.56-134,557,697.60

Finding the Fourth Proportional to 228,638,015.36, 315,514,318.56 and 134,557,697.60

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Solution

The fourth proportional to 228,638,015.36, 315,514,318.56 and 134,557,697.60 is: 185,686,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,638,015.36 : 315,514,318.56 = 134,557,697.60 : x
  2. Step 2: Convert to fraction form
    228,638,015.36/315,514,318.56 = 134,557,697.60/x
  3. Step 3: Cross multiply
    228,638,015.36x = 315,514,318.56 × 134,557,697.60
  4. Step 4: Simplify right side
    228,638,015.36x = 42,454,880,265,266,544
  5. Step 5: Solve for x
    x = 42,454,880,265,266,544/228,638,015.36
  6. Step 6: Final answer
    x = 185,686,007.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.