Home / 101,172,529.79-139,559,814.13-60,910,498.50

Finding the Fourth Proportional to 101,172,529.79, 139,559,814.13 and 60,910,498.50

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Solution

The fourth proportional to 101,172,529.79, 139,559,814.13 and 60,910,498.50 is: 84,021,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,172,529.79 : 139,559,814.13 = 60,910,498.50 : x
  2. Step 2: Convert to fraction form
    101,172,529.79/139,559,814.13 = 60,910,498.50/x
  3. Step 3: Cross multiply
    101,172,529.79x = 139,559,814.13 × 60,910,498.50
  4. Step 4: Simplify right side
    101,172,529.79x = 8,500,657,849,225,644
  5. Step 5: Solve for x
    x = 8,500,657,849,225,644/101,172,529.79
  6. Step 6: Final answer
    x = 84,021,402.52

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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.