Home / 125,616,006.45-188,424,009.68-116,546,080.05

Finding the Fourth Proportional to 125,616,006.45, 188,424,009.68 and 116,546,080.05

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Solution

The fourth proportional to 125,616,006.45, 188,424,009.68 and 116,546,080.05 is: 174,819,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,616,006.45 : 188,424,009.68 = 116,546,080.05 : x
  2. Step 2: Convert to fraction form
    125,616,006.45/188,424,009.68 = 116,546,080.05/x
  3. Step 3: Cross multiply
    125,616,006.45x = 188,424,009.68 × 116,546,080.05
  4. Step 4: Simplify right side
    125,616,006.45x = 21,960,079,714,924,524
  5. Step 5: Solve for x
    x = 21,960,079,714,924,524/125,616,006.45
  6. Step 6: Final answer
    x = 174,819,120.08

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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.