Home / 330,072,661.32-495,125,437.50-125,616,582.60

Finding the Fourth Proportional to 330,072,661.32, 495,125,437.50 and 125,616,582.60

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Solution

The fourth proportional to 330,072,661.32, 495,125,437.50 and 125,616,582.60 is: 188,431,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,072,661.32 : 495,125,437.50 = 125,616,582.60 : x
  2. Step 2: Convert to fraction form
    330,072,661.32/495,125,437.50 = 125,616,582.60/x
  3. Step 3: Cross multiply
    330,072,661.32x = 495,125,437.50 × 125,616,582.60
  4. Step 4: Simplify right side
    330,072,661.32x = 62,195,965,417,079,888
  5. Step 5: Solve for x
    x = 62,195,965,417,079,888/330,072,661.32
  6. Step 6: Final answer
    x = 188,431,132.61

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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.