Home / 206,276,611.20-284,661,868.80-113,464,179.84

Finding the Fourth Proportional to 206,276,611.20, 284,661,868.80 and 113,464,179.84

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Solution

The fourth proportional to 206,276,611.20, 284,661,868.80 and 113,464,179.84 is: 156,580,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,276,611.20 : 284,661,868.80 = 113,464,179.84 : x
  2. Step 2: Convert to fraction form
    206,276,611.20/284,661,868.80 = 113,464,179.84/x
  3. Step 3: Cross multiply
    206,276,611.20x = 284,661,868.80 × 113,464,179.84
  4. Step 4: Simplify right side
    206,276,611.20x = 32,298,925,475,113,688
  5. Step 5: Solve for x
    x = 32,298,925,475,113,688/206,276,611.20
  6. Step 6: Final answer
    x = 156,580,648.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.