Home / 122,239,573.60-183,296,374.80-45,523,112.80

Finding the Fourth Proportional to 122,239,573.60, 183,296,374.80 and 45,523,112.80

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Solution

The fourth proportional to 122,239,573.60, 183,296,374.80 and 45,523,112.80 is: 68,261,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,239,573.60 : 183,296,374.80 = 45,523,112.80 : x
  2. Step 2: Convert to fraction form
    122,239,573.60/183,296,374.80 = 45,523,112.80/x
  3. Step 3: Cross multiply
    122,239,573.60x = 183,296,374.80 × 45,523,112.80
  4. Step 4: Simplify right side
    122,239,573.60x = 8,344,221,545,851,477
  5. Step 5: Solve for x
    x = 8,344,221,545,851,477/122,239,573.60
  6. Step 6: Final answer
    x = 68,261,212.80

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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.