Home / 97,140,207.60-145,710,311.40-39,601,112.40

Finding the Fourth Proportional to 97,140,207.60, 145,710,311.40 and 39,601,112.40

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Solution

The fourth proportional to 97,140,207.60, 145,710,311.40 and 39,601,112.40 is: 59,401,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,140,207.60 : 145,710,311.40 = 39,601,112.40 : x
  2. Step 2: Convert to fraction form
    97,140,207.60/145,710,311.40 = 39,601,112.40/x
  3. Step 3: Cross multiply
    97,140,207.60x = 145,710,311.40 × 39,601,112.40
  4. Step 4: Simplify right side
    97,140,207.60x = 5,770,290,419,590,401
  5. Step 5: Solve for x
    x = 5,770,290,419,590,401/97,140,207.60
  6. Step 6: Final answer
    x = 59,401,668.60

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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.