Home / 259,072,223.60-388,608,335.40-67,595,999.60

Finding the Fourth Proportional to 259,072,223.60, 388,608,335.40 and 67,595,999.60

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Solution

The fourth proportional to 259,072,223.60, 388,608,335.40 and 67,595,999.60 is: 101,393,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,072,223.60 : 388,608,335.40 = 67,595,999.60 : x
  2. Step 2: Convert to fraction form
    259,072,223.60/388,608,335.40 = 67,595,999.60/x
  3. Step 3: Cross multiply
    259,072,223.60x = 388,608,335.40 × 67,595,999.60
  4. Step 4: Simplify right side
    259,072,223.60x = 26,268,368,884,255,060
  5. Step 5: Solve for x
    x = 26,268,368,884,255,060/259,072,223.60
  6. Step 6: Final answer
    x = 101,393,999.40

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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.