Home / 115,877,998.80-173,949,708.60-68,035,899.60

Finding the Fourth Proportional to 115,877,998.80, 173,949,708.60 and 68,035,899.60

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Solution

The fourth proportional to 115,877,998.80, 173,949,708.60 and 68,035,899.60 is: 102,131,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,877,998.80 : 173,949,708.60 = 68,035,899.60 : x
  2. Step 2: Convert to fraction form
    115,877,998.80/173,949,708.60 = 68,035,899.60/x
  3. Step 3: Cross multiply
    115,877,998.80x = 173,949,708.60 × 68,035,899.60
  4. Step 4: Simplify right side
    115,877,998.80x = 11,834,824,909,758,856
  5. Step 5: Solve for x
    x = 11,834,824,909,758,856/115,877,998.80
  6. Step 6: Final answer
    x = 102,131,768.17

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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.