Home / 542,595,121.60-813,942,448.80-179,090,276.80

Finding the Fourth Proportional to 542,595,121.60, 813,942,448.80 and 179,090,276.80

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Solution

The fourth proportional to 542,595,121.60, 813,942,448.80 and 179,090,276.80 is: 268,651,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,595,121.60 : 813,942,448.80 = 179,090,276.80 : x
  2. Step 2: Convert to fraction form
    542,595,121.60/813,942,448.80 = 179,090,276.80/x
  3. Step 3: Cross multiply
    542,595,121.60x = 813,942,448.80 × 179,090,276.80
  4. Step 4: Simplify right side
    542,595,121.60x = 145,769,178,454,861,824
  5. Step 5: Solve for x
    x = 145,769,178,454,861,824/542,595,121.60
  6. Step 6: Final answer
    x = 268,651,841.22

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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.