Home / 251,279,957,994.35-346,765,869,817.35-137,094,656,336.96

Finding the Fourth Proportional to 251,279,957,994.35, 346,765,869,817.35 and 137,094,656,336.96

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Solution

The fourth proportional to 251,279,957,994.35, 346,765,869,817.35 and 137,094,656,336.96 is: 189,190,368,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,279,957,994.35 : 346,765,869,817.35 = 137,094,656,336.96 : x
  2. Step 2: Convert to fraction form
    251,279,957,994.35/346,765,869,817.35 = 137,094,656,336.96/x
  3. Step 3: Cross multiply
    251,279,957,994.35x = 346,765,869,817.35 × 137,094,656,336.96
  4. Step 4: Simplify right side
    251,279,957,994.35x = 47,539,747,751,996,610,838,528
  5. Step 5: Solve for x
    x = 47,539,747,751,996,610,838,528/251,279,957,994.35
  6. Step 6: Final answer
    x = 189,190,368,111.51

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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.