Home / 130,734,200.10-196,101,300.15-79,715,864.10

Finding the Fourth Proportional to 130,734,200.10, 196,101,300.15 and 79,715,864.10

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Solution

The fourth proportional to 130,734,200.10, 196,101,300.15 and 79,715,864.10 is: 119,573,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734,200.10 : 196,101,300.15 = 79,715,864.10 : x
  2. Step 2: Convert to fraction form
    130,734,200.10/196,101,300.15 = 79,715,864.10/x
  3. Step 3: Cross multiply
    130,734,200.10x = 196,101,300.15 × 79,715,864.10
  4. Step 4: Simplify right side
    130,734,200.10x = 15,632,384,592,590,708
  5. Step 5: Solve for x
    x = 15,632,384,592,590,708/130,734,200.10
  6. Step 6: Final answer
    x = 119,573,796.15

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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.