Home / 130,239,736.20-195,583,553.10-92,168,440.20

Finding the Fourth Proportional to 130,239,736.20, 195,583,553.10 and 92,168,440.20

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Solution

The fourth proportional to 130,239,736.20, 195,583,553.10 and 92,168,440.20 is: 138,411,145.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,239,736.20 : 195,583,553.10 = 92,168,440.20 : x
  2. Step 2: Convert to fraction form
    130,239,736.20/195,583,553.10 = 92,168,440.20/x
  3. Step 3: Cross multiply
    130,239,736.20x = 195,583,553.10 × 92,168,440.20
  4. Step 4: Simplify right side
    130,239,736.20x = 18,026,631,018,000,876
  5. Step 5: Solve for x
    x = 18,026,631,018,000,876/130,239,736.20
  6. Step 6: Final answer
    x = 138,411,145.05

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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.