Home / 125,392,858.64-188,014,776.07-47,675,451.55

Finding the Fourth Proportional to 125,392,858.64, 188,014,776.07 and 47,675,451.55

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Solution

The fourth proportional to 125,392,858.64, 188,014,776.07 and 47,675,451.55 is: 71,484,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,392,858.64 : 188,014,776.07 = 47,675,451.55 : x
  2. Step 2: Convert to fraction form
    125,392,858.64/188,014,776.07 = 47,675,451.55/x
  3. Step 3: Cross multiply
    125,392,858.64x = 188,014,776.07 × 47,675,451.55
  4. Step 4: Simplify right side
    125,392,858.64x = 8,963,689,347,062,128
  5. Step 5: Solve for x
    x = 8,963,689,347,062,128/125,392,858.64
  6. Step 6: Final answer
    x = 71,484,847.26

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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.