Home / 86,575,442.90-119,471,824.53-49,405,056.95

Finding the Fourth Proportional to 86,575,442.90, 119,471,824.53 and 49,405,056.95

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Solution

The fourth proportional to 86,575,442.90, 119,471,824.53 and 49,405,056.95 is: 68,177,673.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,575,442.90 : 119,471,824.53 = 49,405,056.95 : x
  2. Step 2: Convert to fraction form
    86,575,442.90/119,471,824.53 = 49,405,056.95/x
  3. Step 3: Cross multiply
    86,575,442.90x = 119,471,824.53 × 49,405,056.95
  4. Step 4: Simplify right side
    86,575,442.90x = 5,902,512,294,996,271
  5. Step 5: Solve for x
    x = 5,902,512,294,996,271/86,575,442.90
  6. Step 6: Final answer
    x = 68,177,673.68

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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.