Home / 505,025,998.80-757,350,041.40-177,374,907.60

Finding the Fourth Proportional to 505,025,998.80, 757,350,041.40 and 177,374,907.60

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Solution

The fourth proportional to 505,025,998.80, 757,350,041.40 and 177,374,907.60 is: 265,995,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,025,998.80 : 757,350,041.40 = 177,374,907.60 : x
  2. Step 2: Convert to fraction form
    505,025,998.80/757,350,041.40 = 177,374,907.60/x
  3. Step 3: Cross multiply
    505,025,998.80x = 757,350,041.40 × 177,374,907.60
  4. Step 4: Simplify right side
    505,025,998.80x = 134,334,893,614,181,168
  5. Step 5: Solve for x
    x = 134,334,893,614,181,168/505,025,998.80
  6. Step 6: Final answer
    x = 265,995,996.11

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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.