Home / 125,990,542.80-188,607,900.60-118,516,251.60

Finding the Fourth Proportional to 125,990,542.80, 188,607,900.60 and 118,516,251.60

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Solution

The fourth proportional to 125,990,542.80, 188,607,900.60 and 118,516,251.60 is: 177,418,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,990,542.80 : 188,607,900.60 = 118,516,251.60 : x
  2. Step 2: Convert to fraction form
    125,990,542.80/188,607,900.60 = 118,516,251.60/x
  3. Step 3: Cross multiply
    125,990,542.80x = 188,607,900.60 × 118,516,251.60
  4. Step 4: Simplify right side
    125,990,542.80x = 22,353,101,401,257,388
  5. Step 5: Solve for x
    x = 22,353,101,401,257,388/125,990,542.80
  6. Step 6: Final answer
    x = 177,418,883.23

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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.