Home / 330,072,658.32-495,125,433-125,616,579.60

Finding the Fourth Proportional to 330,072,658.32, 495,125,433 and 125,616,579.60

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Solution

The fourth proportional to 330,072,658.32, 495,125,433 and 125,616,579.60 is: 188,431,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,072,658.32 : 495,125,433 = 125,616,579.60 : x
  2. Step 2: Convert to fraction form
    330,072,658.32/495,125,433 = 125,616,579.60/x
  3. Step 3: Cross multiply
    330,072,658.32x = 495,125,433 × 125,616,579.60
  4. Step 4: Simplify right side
    330,072,658.32x = 62,195,963,366,428,960
  5. Step 5: Solve for x
    x = 62,195,963,366,428,960/330,072,658.32
  6. Step 6: Final answer
    x = 188,431,128.11

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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.