Home / 101,172,530.05-139,559,814.46-60,910,498.77

Finding the Fourth Proportional to 101,172,530.05, 139,559,814.46 and 60,910,498.77

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Solution

The fourth proportional to 101,172,530.05, 139,559,814.46 and 60,910,498.77 is: 84,021,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,172,530.05 : 139,559,814.46 = 60,910,498.77 : x
  2. Step 2: Convert to fraction form
    101,172,530.05/139,559,814.46 = 60,910,498.77/x
  3. Step 3: Cross multiply
    101,172,530.05x = 139,559,814.46 × 60,910,498.77
  4. Step 4: Simplify right side
    101,172,530.05x = 8,500,657,907,007,259
  5. Step 5: Solve for x
    x = 8,500,657,907,007,259/101,172,530.05
  6. Step 6: Final answer
    x = 84,021,402.87

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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.