Home / 340,690,917.65-511,035,982.11-122,341,490.69

Finding the Fourth Proportional to 340,690,917.65, 511,035,982.11 and 122,341,490.69

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Solution

The fourth proportional to 340,690,917.65, 511,035,982.11 and 122,341,490.69 is: 183,512,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,690,917.65 : 511,035,982.11 = 122,341,490.69 : x
  2. Step 2: Convert to fraction form
    340,690,917.65/511,035,982.11 = 122,341,490.69/x
  3. Step 3: Cross multiply
    340,690,917.65x = 511,035,982.11 × 122,341,490.69
  4. Step 4: Simplify right side
    340,690,917.65x = 62,520,903,845,010,392
  5. Step 5: Solve for x
    x = 62,520,903,845,010,392/340,690,917.65
  6. Step 6: Final answer
    x = 183,512,094.41

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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.