Home / 130,842,002.30-196,263,003.45-129,946,207.10

Finding the Fourth Proportional to 130,842,002.30, 196,263,003.45 and 129,946,207.10

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Solution

The fourth proportional to 130,842,002.30, 196,263,003.45 and 129,946,207.10 is: 194,919,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,842,002.30 : 196,263,003.45 = 129,946,207.10 : x
  2. Step 2: Convert to fraction form
    130,842,002.30/196,263,003.45 = 129,946,207.10/x
  3. Step 3: Cross multiply
    130,842,002.30x = 196,263,003.45 × 129,946,207.10
  4. Step 4: Simplify right side
    130,842,002.30x = 25,503,632,892,381,712
  5. Step 5: Solve for x
    x = 25,503,632,892,381,712/130,842,002.30
  6. Step 6: Final answer
    x = 194,919,310.65

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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.