Home / 76,104,433.05-104,996,666.18-43,064,330.55

Finding the Fourth Proportional to 76,104,433.05, 104,996,666.18 and 43,064,330.55

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Solution

The fourth proportional to 76,104,433.05, 104,996,666.18 and 43,064,330.55 is: 59,413,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,104,433.05 : 104,996,666.18 = 43,064,330.55 : x
  2. Step 2: Convert to fraction form
    76,104,433.05/104,996,666.18 = 43,064,330.55/x
  3. Step 3: Cross multiply
    76,104,433.05x = 104,996,666.18 × 43,064,330.55
  4. Step 4: Simplify right side
    76,104,433.05x = 4,521,611,139,131,187
  5. Step 5: Solve for x
    x = 4,521,611,139,131,187/76,104,433.05
  6. Step 6: Final answer
    x = 59,413,242.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.