Home / 255,059,015.40-382,588,523.10-125,918,852.40

Finding the Fourth Proportional to 255,059,015.40, 382,588,523.10 and 125,918,852.40

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Solution

The fourth proportional to 255,059,015.40, 382,588,523.10 and 125,918,852.40 is: 188,878,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,059,015.40 : 382,588,523.10 = 125,918,852.40 : x
  2. Step 2: Convert to fraction form
    255,059,015.40/382,588,523.10 = 125,918,852.40/x
  3. Step 3: Cross multiply
    255,059,015.40x = 382,588,523.10 × 125,918,852.40
  4. Step 4: Simplify right side
    255,059,015.40x = 48,175,107,770,162,896
  5. Step 5: Solve for x
    x = 48,175,107,770,162,896/255,059,015.40
  6. Step 6: Final answer
    x = 188,878,278.60

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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.