Home / 83,442,297.54-115,148,188.64-46,272,483.12

Finding the Fourth Proportional to 83,442,297.54, 115,148,188.64 and 46,272,483.12

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Solution

The fourth proportional to 83,442,297.54, 115,148,188.64 and 46,272,483.12 is: 63,854,816.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442,297.54 : 115,148,188.64 = 46,272,483.12 : x
  2. Step 2: Convert to fraction form
    83,442,297.54/115,148,188.64 = 46,272,483.12/x
  3. Step 3: Cross multiply
    83,442,297.54x = 115,148,188.64 × 46,272,483.12
  4. Step 4: Simplify right side
    83,442,297.54x = 5,328,192,615,142,975
  5. Step 5: Solve for x
    x = 5,328,192,615,142,975/83,442,297.54
  6. Step 6: Final answer
    x = 63,854,816.71

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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.