Home / 317,067,629.85-475,445,844.59-130,287,737.25

Finding the Fourth Proportional to 317,067,629.85, 475,445,844.59 and 130,287,737.25

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Solution

The fourth proportional to 317,067,629.85, 475,445,844.59 and 130,287,737.25 is: 195,367,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,067,629.85 : 475,445,844.59 = 130,287,737.25 : x
  2. Step 2: Convert to fraction form
    317,067,629.85/475,445,844.59 = 130,287,737.25/x
  3. Step 3: Cross multiply
    317,067,629.85x = 475,445,844.59 × 130,287,737.25
  4. Step 4: Simplify right side
    317,067,629.85x = 61,944,763,275,894,816
  5. Step 5: Solve for x
    x = 61,944,763,275,894,816/317,067,629.85
  6. Step 6: Final answer
    x = 195,367,667.48

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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.