Home / 271,157,811.38-374,201,879.69-152,106,793.78

Finding the Fourth Proportional to 271,157,811.38, 374,201,879.69 and 152,106,793.78

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Solution

The fourth proportional to 271,157,811.38, 374,201,879.69 and 152,106,793.78 is: 209,909,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,157,811.38 : 374,201,879.69 = 152,106,793.78 : x
  2. Step 2: Convert to fraction form
    271,157,811.38/374,201,879.69 = 152,106,793.78/x
  3. Step 3: Cross multiply
    271,157,811.38x = 374,201,879.69 × 152,106,793.78
  4. Step 4: Simplify right side
    271,157,811.38x = 56,918,648,146,095,200
  5. Step 5: Solve for x
    x = 56,918,648,146,095,200/271,157,811.38
  6. Step 6: Final answer
    x = 209,909,675.32

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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.