Home / 336,071,989.00-503,820,443.58-128,959,023.92

Finding the Fourth Proportional to 336,071,989.00, 503,820,443.58 and 128,959,023.92

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Solution

The fourth proportional to 336,071,989.00, 503,820,443.58 and 128,959,023.92 is: 193,328,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,071,989.00 : 503,820,443.58 = 128,959,023.92 : x
  2. Step 2: Convert to fraction form
    336,071,989.00/503,820,443.58 = 128,959,023.92/x
  3. Step 3: Cross multiply
    336,071,989.00x = 503,820,443.58 × 128,959,023.92
  4. Step 4: Simplify right side
    336,071,989.00x = 64,972,192,632,015,536
  5. Step 5: Solve for x
    x = 64,972,192,632,015,536/336,071,989.00
  6. Step 6: Final answer
    x = 193,328,199.79

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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.