Home / 73,620,510.17-101,600,849.45-40,580,684.78

Finding the Fourth Proportional to 73,620,510.17, 101,600,849.45 and 40,580,684.78

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Solution

The fourth proportional to 73,620,510.17, 101,600,849.45 and 40,580,684.78 is: 56,003,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,620,510.17 : 101,600,849.45 = 40,580,684.78 : x
  2. Step 2: Convert to fraction form
    73,620,510.17/101,600,849.45 = 40,580,684.78/x
  3. Step 3: Cross multiply
    73,620,510.17x = 101,600,849.45 × 40,580,684.78
  4. Step 4: Simplify right side
    73,620,510.17x = 4,123,032,044,504,133.50
  5. Step 5: Solve for x
    x = 4,123,032,044,504,133.50/73,620,510.17
  6. Step 6: Final answer
    x = 56,003,850.49

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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.