Home / 130,008,080.01-179,422,500.69-71,282,095.32

Finding the Fourth Proportional to 130,008,080.01, 179,422,500.69 and 71,282,095.32

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Solution

The fourth proportional to 130,008,080.01, 179,422,500.69 and 71,282,095.32 is: 98,375,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,008,080.01 : 179,422,500.69 = 71,282,095.32 : x
  2. Step 2: Convert to fraction form
    130,008,080.01/179,422,500.69 = 71,282,095.32/x
  3. Step 3: Cross multiply
    130,008,080.01x = 179,422,500.69 × 71,282,095.32
  4. Step 4: Simplify right side
    130,008,080.01x = 12,789,611,796,737,344
  5. Step 5: Solve for x
    x = 12,789,611,796,737,344/130,008,080.01
  6. Step 6: Final answer
    x = 98,375,514.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.