Home / 294,828,002.20-442,242,003.30-260,815,778.20

Finding the Fourth Proportional to 294,828,002.20, 442,242,003.30 and 260,815,778.20

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Solution

The fourth proportional to 294,828,002.20, 442,242,003.30 and 260,815,778.20 is: 391,223,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,828,002.20 : 442,242,003.30 = 260,815,778.20 : x
  2. Step 2: Convert to fraction form
    294,828,002.20/442,242,003.30 = 260,815,778.20/x
  3. Step 3: Cross multiply
    294,828,002.20x = 442,242,003.30 × 260,815,778.20
  4. Step 4: Simplify right side
    294,828,002.20x = 115,343,692,243,416,464
  5. Step 5: Solve for x
    x = 115,343,692,243,416,464/294,828,002.20
  6. Step 6: Final answer
    x = 391,223,667.30

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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.