Home / 209,586,685.60-314,380,028.40-133,059,181.60

Finding the Fourth Proportional to 209,586,685.60, 314,380,028.40 and 133,059,181.60

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Solution

The fourth proportional to 209,586,685.60, 314,380,028.40 and 133,059,181.60 is: 199,588,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,586,685.60 : 314,380,028.40 = 133,059,181.60 : x
  2. Step 2: Convert to fraction form
    209,586,685.60/314,380,028.40 = 133,059,181.60/x
  3. Step 3: Cross multiply
    209,586,685.60x = 314,380,028.40 × 133,059,181.60
  4. Step 4: Simplify right side
    209,586,685.60x = 41,831,149,290,288,752
  5. Step 5: Solve for x
    x = 41,831,149,290,288,752/209,586,685.60
  6. Step 6: Final answer
    x = 199,588,772.40

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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.