Home / 95,535,623.80-143,090,859.30-78,529,511.80

Finding the Fourth Proportional to 95,535,623.80, 143,090,859.30 and 78,529,511.80

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Solution

The fourth proportional to 95,535,623.80, 143,090,859.30 and 78,529,511.80 is: 117,619,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,535,623.80 : 143,090,859.30 = 78,529,511.80 : x
  2. Step 2: Convert to fraction form
    95,535,623.80/143,090,859.30 = 78,529,511.80/x
  3. Step 3: Cross multiply
    95,535,623.80x = 143,090,859.30 × 78,529,511.80
  4. Step 4: Simplify right side
    95,535,623.80x = 11,236,855,323,871,490
  5. Step 5: Solve for x
    x = 11,236,855,323,871,490/95,535,623.80
  6. Step 6: Final answer
    x = 117,619,531.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.