Home / 118,629,386.60-177,720,131.10-60,925,245.80

Finding the Fourth Proportional to 118,629,386.60, 177,720,131.10 and 60,925,245.80

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Solution

The fourth proportional to 118,629,386.60, 177,720,131.10 and 60,925,245.80 is: 91,272,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,629,386.60 : 177,720,131.10 = 60,925,245.80 : x
  2. Step 2: Convert to fraction form
    118,629,386.60/177,720,131.10 = 60,925,245.80/x
  3. Step 3: Cross multiply
    118,629,386.60x = 177,720,131.10 × 60,925,245.80
  4. Step 4: Simplify right side
    118,629,386.60x = 10,827,642,670,875,724
  5. Step 5: Solve for x
    x = 10,827,642,670,875,724/118,629,386.60
  6. Step 6: Final answer
    x = 91,272,853.90

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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.