Home / 193,566,811.20-290,350,216.80-164,341,492.80

Finding the Fourth Proportional to 193,566,811.20, 290,350,216.80 and 164,341,492.80

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Solution

The fourth proportional to 193,566,811.20, 290,350,216.80 and 164,341,492.80 is: 246,512,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,566,811.20 : 290,350,216.80 = 164,341,492.80 : x
  2. Step 2: Convert to fraction form
    193,566,811.20/290,350,216.80 = 164,341,492.80/x
  3. Step 3: Cross multiply
    193,566,811.20x = 290,350,216.80 × 164,341,492.80
  4. Step 4: Simplify right side
    193,566,811.20x = 47,716,588,063,715,648
  5. Step 5: Solve for x
    x = 47,716,588,063,715,648/193,566,811.20
  6. Step 6: Final answer
    x = 246,512,239.20

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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.