Home / 97,757,631.70-146,719,116.15-40,291,144.90

Finding the Fourth Proportional to 97,757,631.70, 146,719,116.15 and 40,291,144.90

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Solution

The fourth proportional to 97,757,631.70, 146,719,116.15 and 40,291,144.90 is: 60,470,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,757,631.70 : 146,719,116.15 = 40,291,144.90 : x
  2. Step 2: Convert to fraction form
    97,757,631.70/146,719,116.15 = 40,291,144.90/x
  3. Step 3: Cross multiply
    97,757,631.70x = 146,719,116.15 × 40,291,144.90
  4. Step 4: Simplify right side
    97,757,631.70x = 5,911,481,168,399,580
  5. Step 5: Solve for x
    x = 5,911,481,168,399,580/97,757,631.70
  6. Step 6: Final answer
    x = 60,470,789.50

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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.