Home / 291,230,494.86-436,847,375.25-97,141,377.36

Finding the Fourth Proportional to 291,230,494.86, 436,847,375.25 and 97,141,377.36

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Solution

The fourth proportional to 291,230,494.86, 436,847,375.25 and 97,141,377.36 is: 145,712,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,230,494.86 : 436,847,375.25 = 97,141,377.36 : x
  2. Step 2: Convert to fraction form
    291,230,494.86/436,847,375.25 = 97,141,377.36/x
  3. Step 3: Cross multiply
    291,230,494.86x = 436,847,375.25 × 97,141,377.36
  4. Step 4: Simplify right side
    291,230,494.86x = 42,435,955,727,885,776
  5. Step 5: Solve for x
    x = 42,435,955,727,885,776/291,230,494.86
  6. Step 6: Final answer
    x = 145,712,610.72

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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.