Home / 101,172,531.05-139,559,815.84-60,910,499.77

Finding the Fourth Proportional to 101,172,531.05, 139,559,815.84 and 60,910,499.77

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Solution

The fourth proportional to 101,172,531.05, 139,559,815.84 and 60,910,499.77 is: 84,021,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,172,531.05 : 139,559,815.84 = 60,910,499.77 : x
  2. Step 2: Convert to fraction form
    101,172,531.05/139,559,815.84 = 60,910,499.77/x
  3. Step 3: Cross multiply
    101,172,531.05x = 139,559,815.84 × 60,910,499.77
  4. Step 4: Simplify right side
    101,172,531.05x = 8,500,658,130,623,563
  5. Step 5: Solve for x
    x = 8,500,658,130,623,563/101,172,531.05
  6. Step 6: Final answer
    x = 84,021,404.25

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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.