Home / 97,758,234.80-146,794,024.20-77,730,023.60

Finding the Fourth Proportional to 97,758,234.80, 146,794,024.20 and 77,730,023.60

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Solution

The fourth proportional to 97,758,234.80, 146,794,024.20 and 77,730,023.60 is: 116,719,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,758,234.80 : 146,794,024.20 = 77,730,023.60 : x
  2. Step 2: Convert to fraction form
    97,758,234.80/146,794,024.20 = 77,730,023.60/x
  3. Step 3: Cross multiply
    97,758,234.80x = 146,794,024.20 × 77,730,023.60
  4. Step 4: Simplify right side
    97,758,234.80x = 11,410,302,965,404,970
  5. Step 5: Solve for x
    x = 11,410,302,965,404,970/97,758,234.80
  6. Step 6: Final answer
    x = 116,719,609.24

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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.