Home / 122,105,114.80-183,157,672.20-118,566,170.80

Finding the Fourth Proportional to 122,105,114.80, 183,157,672.20 and 118,566,170.80

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Solution

The fourth proportional to 122,105,114.80, 183,157,672.20 and 118,566,170.80 is: 177,849,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,105,114.80 : 183,157,672.20 = 118,566,170.80 : x
  2. Step 2: Convert to fraction form
    122,105,114.80/183,157,672.20 = 118,566,170.80/x
  3. Step 3: Cross multiply
    122,105,114.80x = 183,157,672.20 × 118,566,170.80
  4. Step 4: Simplify right side
    122,105,114.80x = 21,716,303,845,395,608
  5. Step 5: Solve for x
    x = 21,716,303,845,395,608/122,105,114.80
  6. Step 6: Final answer
    x = 177,849,256.20

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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.