Home / 200,585,628.72-276,847,865.31-130,108,580.52

Finding the Fourth Proportional to 200,585,628.72, 276,847,865.31 and 130,108,580.52

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Solution

The fourth proportional to 200,585,628.72, 276,847,865.31 and 130,108,580.52 is: 179,575,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,585,628.72 : 276,847,865.31 = 130,108,580.52 : x
  2. Step 2: Convert to fraction form
    200,585,628.72/276,847,865.31 = 130,108,580.52/x
  3. Step 3: Cross multiply
    200,585,628.72x = 276,847,865.31 × 130,108,580.52
  4. Step 4: Simplify right side
    200,585,628.72x = 36,020,282,775,476,248
  5. Step 5: Solve for x
    x = 36,020,282,775,476,248/200,585,628.72
  6. Step 6: Final answer
    x = 179,575,590.76

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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.