Home / 251,929,628.80-377,656,670.40-136,744,374.40

Finding the Fourth Proportional to 251,929,628.80, 377,656,670.40 and 136,744,374.40

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Solution

The fourth proportional to 251,929,628.80, 377,656,670.40 and 136,744,374.40 is: 204,987,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,929,628.80 : 377,656,670.40 = 136,744,374.40 : x
  2. Step 2: Convert to fraction form
    251,929,628.80/377,656,670.40 = 136,744,374.40/x
  3. Step 3: Cross multiply
    251,929,628.80x = 377,656,670.40 × 136,744,374.40
  4. Step 4: Simplify right side
    251,929,628.80x = 51,642,425,131,835,000
  5. Step 5: Solve for x
    x = 51,642,425,131,835,000/251,929,628.80
  6. Step 6: Final answer
    x = 204,987,501.38

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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.