Home / 107,850,775.26-148,861,752.03-66,573,949.62

Finding the Fourth Proportional to 107,850,775.26, 148,861,752.03 and 66,573,949.62

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Solution

The fourth proportional to 107,850,775.26, 148,861,752.03 and 66,573,949.62 is: 91,889,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,850,775.26 : 148,861,752.03 = 66,573,949.62 : x
  2. Step 2: Convert to fraction form
    107,850,775.26/148,861,752.03 = 66,573,949.62/x
  3. Step 3: Cross multiply
    107,850,775.26x = 148,861,752.03 × 66,573,949.62
  4. Step 4: Simplify right side
    107,850,775.26x = 9,910,314,779,990,152
  5. Step 5: Solve for x
    x = 9,910,314,779,990,152/107,850,775.26
  6. Step 6: Final answer
    x = 91,889,138.08

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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.