Home / 255,635,679.60-382,697,692.20-240,687,097.20

Finding the Fourth Proportional to 255,635,679.60, 382,697,692.20 and 240,687,097.20

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Solution

The fourth proportional to 255,635,679.60, 382,697,692.20 and 240,687,097.20 is: 360,319,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,635,679.60 : 382,697,692.20 = 240,687,097.20 : x
  2. Step 2: Convert to fraction form
    255,635,679.60/382,697,692.20 = 240,687,097.20/x
  3. Step 3: Cross multiply
    255,635,679.60x = 382,697,692.20 × 240,687,097.20
  4. Step 4: Simplify right side
    255,635,679.60x = 92,110,396,640,757,072
  5. Step 5: Solve for x
    x = 92,110,396,640,757,072/255,635,679.60
  6. Step 6: Final answer
    x = 360,319,016.44

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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.