Home / 370,176,115.20-555,264,172.80-188,777,587.20

Finding the Fourth Proportional to 370,176,115.20, 555,264,172.80 and 188,777,587.20

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Solution

The fourth proportional to 370,176,115.20, 555,264,172.80 and 188,777,587.20 is: 283,166,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,176,115.20 : 555,264,172.80 = 188,777,587.20 : x
  2. Step 2: Convert to fraction form
    370,176,115.20/555,264,172.80 = 188,777,587.20/x
  3. Step 3: Cross multiply
    370,176,115.20x = 555,264,172.80 × 188,777,587.20
  4. Step 4: Simplify right side
    370,176,115.20x = 104,821,430,799,787,856
  5. Step 5: Solve for x
    x = 104,821,430,799,787,856/370,176,115.20
  6. Step 6: Final answer
    x = 283,166,380.80

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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.