Home / 157,149,372.67-235,824,950.17-105,392,416.75

Finding the Fourth Proportional to 157,149,372.67, 235,824,950.17 and 105,392,416.75

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Solution

The fourth proportional to 157,149,372.67, 235,824,950.17 and 105,392,416.75 is: 158,156,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,149,372.67 : 235,824,950.17 = 105,392,416.75 : x
  2. Step 2: Convert to fraction form
    157,149,372.67/235,824,950.17 = 105,392,416.75/x
  3. Step 3: Cross multiply
    157,149,372.67x = 235,824,950.17 × 105,392,416.75
  4. Step 4: Simplify right side
    157,149,372.67x = 24,854,161,429,232,136
  5. Step 5: Solve for x
    x = 24,854,161,429,232,136/157,149,372.67
  6. Step 6: Final answer
    x = 158,156,287.91

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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.