Home / 407,231,036.60-610,846,554.90-100,523,149.48

Finding the Fourth Proportional to 407,231,036.60, 610,846,554.90 and 100,523,149.48

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Solution

The fourth proportional to 407,231,036.60, 610,846,554.90 and 100,523,149.48 is: 150,784,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,231,036.60 : 610,846,554.90 = 100,523,149.48 : x
  2. Step 2: Convert to fraction form
    407,231,036.60/610,846,554.90 = 100,523,149.48/x
  3. Step 3: Cross multiply
    407,231,036.60x = 610,846,554.90 × 100,523,149.48
  4. Step 4: Simplify right side
    407,231,036.60x = 61,404,219,544,501,488
  5. Step 5: Solve for x
    x = 61,404,219,544,501,488/407,231,036.60
  6. Step 6: Final answer
    x = 150,784,724.21

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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.