Home / 115,909,225.60-173,664,772.80-75,498,908.80

Finding the Fourth Proportional to 115,909,225.60, 173,664,772.80 and 75,498,908.80

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Solution

The fourth proportional to 115,909,225.60, 173,664,772.80 and 75,498,908.80 is: 113,118,699.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,909,225.60 : 173,664,772.80 = 75,498,908.80 : x
  2. Step 2: Convert to fraction form
    115,909,225.60/173,664,772.80 = 75,498,908.80/x
  3. Step 3: Cross multiply
    115,909,225.60x = 173,664,772.80 × 75,498,908.80
  4. Step 4: Simplify right side
    115,909,225.60x = 13,111,500,843,399,922
  5. Step 5: Solve for x
    x = 13,111,500,843,399,922/115,909,225.60
  6. Step 6: Final answer
    x = 113,118,699.36

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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.