Home / 407,231,036.10-610,846,554.15-100,523,148.98

Finding the Fourth Proportional to 407,231,036.10, 610,846,554.15 and 100,523,148.98

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Solution

The fourth proportional to 407,231,036.10, 610,846,554.15 and 100,523,148.98 is: 150,784,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,231,036.10 : 610,846,554.15 = 100,523,148.98 : x
  2. Step 2: Convert to fraction form
    407,231,036.10/610,846,554.15 = 100,523,148.98/x
  3. Step 3: Cross multiply
    407,231,036.10x = 610,846,554.15 × 100,523,148.98
  4. Step 4: Simplify right side
    407,231,036.10x = 61,404,219,163,685,848
  5. Step 5: Solve for x
    x = 61,404,219,163,685,848/407,231,036.10
  6. Step 6: Final answer
    x = 150,784,723.46

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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.