Home / 120,733,851.20-181,084,447.20-48,004,145.60

Finding the Fourth Proportional to 120,733,851.20, 181,084,447.20 and 48,004,145.60

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Solution

The fourth proportional to 120,733,851.20, 181,084,447.20 and 48,004,145.60 is: 71,999,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,733,851.20 : 181,084,447.20 = 48,004,145.60 : x
  2. Step 2: Convert to fraction form
    120,733,851.20/181,084,447.20 = 48,004,145.60/x
  3. Step 3: Cross multiply
    120,733,851.20x = 181,084,447.20 × 48,004,145.60
  4. Step 4: Simplify right side
    120,733,851.20x = 8,692,804,169,284,312
  5. Step 5: Solve for x
    x = 8,692,804,169,284,312/120,733,851.20
  6. Step 6: Final answer
    x = 71,999,725.70

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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.