Home / 118,629,305.60-177,720,009.60-60,925,164.80

Finding the Fourth Proportional to 118,629,305.60, 177,720,009.60 and 60,925,164.80

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Solution

The fourth proportional to 118,629,305.60, 177,720,009.60 and 60,925,164.80 is: 91,272,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,629,305.60 : 177,720,009.60 = 60,925,164.80 : x
  2. Step 2: Convert to fraction form
    118,629,305.60/177,720,009.60 = 60,925,164.80/x
  3. Step 3: Cross multiply
    118,629,305.60x = 177,720,009.60 × 60,925,164.80
  4. Step 4: Simplify right side
    118,629,305.60x = 10,827,620,873,137,582
  5. Step 5: Solve for x
    x = 10,827,620,873,137,582/118,629,305.60
  6. Step 6: Final answer
    x = 91,272,732.47

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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.