Home / 616,938,619.91-925,375,337.51-202,360,831.52

Finding the Fourth Proportional to 616,938,619.91, 925,375,337.51 and 202,360,831.52

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Solution

The fourth proportional to 616,938,619.91, 925,375,337.51 and 202,360,831.52 is: 303,530,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,938,619.91 : 925,375,337.51 = 202,360,831.52 : x
  2. Step 2: Convert to fraction form
    616,938,619.91/925,375,337.51 = 202,360,831.52/x
  3. Step 3: Cross multiply
    616,938,619.91x = 925,375,337.51 × 202,360,831.52
  4. Step 4: Simplify right side
    616,938,619.91x = 187,259,722,760,985,536
  5. Step 5: Solve for x
    x = 187,259,722,760,985,536/616,938,619.91
  6. Step 6: Final answer
    x = 303,530,556.72

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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.