Home / 344,776,542.72-475,801,742.40-188,153,763.52

Finding the Fourth Proportional to 344,776,542.72, 475,801,742.40 and 188,153,763.52

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Solution

The fourth proportional to 344,776,542.72, 475,801,742.40 and 188,153,763.52 is: 259,657,712.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,776,542.72 : 475,801,742.40 = 188,153,763.52 : x
  2. Step 2: Convert to fraction form
    344,776,542.72/475,801,742.40 = 188,153,763.52/x
  3. Step 3: Cross multiply
    344,776,542.72x = 475,801,742.40 × 188,153,763.52
  4. Step 4: Simplify right side
    344,776,542.72x = 89,523,888,521,933,552
  5. Step 5: Solve for x
    x = 89,523,888,521,933,552/344,776,542.72
  6. Step 6: Final answer
    x = 259,657,712.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.