Home / 250,611,499.78-375,935,367.75-104,898,513.22

Finding the Fourth Proportional to 250,611,499.78, 375,935,367.75 and 104,898,513.22

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Solution

The fourth proportional to 250,611,499.78, 375,935,367.75 and 104,898,513.22 is: 157,355,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,611,499.78 : 375,935,367.75 = 104,898,513.22 : x
  2. Step 2: Convert to fraction form
    250,611,499.78/375,935,367.75 = 104,898,513.22/x
  3. Step 3: Cross multiply
    250,611,499.78x = 375,935,367.75 × 104,898,513.22
  4. Step 4: Simplify right side
    250,611,499.78x = 39,435,061,143,788,936
  5. Step 5: Solve for x
    x = 39,435,061,143,788,936/250,611,499.78
  6. Step 6: Final answer
    x = 157,355,353.52

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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.