Home / 118,466,575.21-177,554,322.31-66,542,028.83

Finding the Fourth Proportional to 118,466,575.21, 177,554,322.31 and 66,542,028.83

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Solution

The fourth proportional to 118,466,575.21, 177,554,322.31 and 66,542,028.83 is: 99,731,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,466,575.21 : 177,554,322.31 = 66,542,028.83 : x
  2. Step 2: Convert to fraction form
    118,466,575.21/177,554,322.31 = 66,542,028.83/x
  3. Step 3: Cross multiply
    118,466,575.21x = 177,554,322.31 × 66,542,028.83
  4. Step 4: Simplify right side
    118,466,575.21x = 11,814,824,833,155,362
  5. Step 5: Solve for x
    x = 11,814,824,833,155,362/118,466,575.21
  6. Step 6: Final answer
    x = 99,731,293.93

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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.