Home / 90,797,411.74-125,303,452.32-49,546,567.66

Finding the Fourth Proportional to 90,797,411.74, 125,303,452.32 and 49,546,567.66

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Solution

The fourth proportional to 90,797,411.74, 125,303,452.32 and 49,546,567.66 is: 68,375,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,797,411.74 : 125,303,452.32 = 49,546,567.66 : x
  2. Step 2: Convert to fraction form
    90,797,411.74/125,303,452.32 = 49,546,567.66/x
  3. Step 3: Cross multiply
    90,797,411.74x = 125,303,452.32 × 49,546,567.66
  4. Step 4: Simplify right side
    90,797,411.74x = 6,208,355,978,404,463
  5. Step 5: Solve for x
    x = 6,208,355,978,404,463/90,797,411.74
  6. Step 6: Final answer
    x = 68,375,913.58

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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.