Home / 77,404,898.22-106,818,777.15-42,597,588.66

Finding the Fourth Proportional to 77,404,898.22, 106,818,777.15 and 42,597,588.66

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Solution

The fourth proportional to 77,404,898.22, 106,818,777.15 and 42,597,588.66 is: 58,784,682.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,404,898.22 : 106,818,777.15 = 42,597,588.66 : x
  2. Step 2: Convert to fraction form
    77,404,898.22/106,818,777.15 = 42,597,588.66/x
  3. Step 3: Cross multiply
    77,404,898.22x = 106,818,777.15 × 42,597,588.66
  4. Step 4: Simplify right side
    77,404,898.22x = 4,550,222,330,199,907
  5. Step 5: Solve for x
    x = 4,550,222,330,199,907/77,404,898.22
  6. Step 6: Final answer
    x = 58,784,682.04

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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.