Home / 251,398,897.58-347,089,874.22-172,146,581.14

Finding the Fourth Proportional to 251,398,897.58, 347,089,874.22 and 172,146,581.14

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Solution

The fourth proportional to 251,398,897.58, 347,089,874.22 and 172,146,581.14 is: 237,671,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,398,897.58 : 347,089,874.22 = 172,146,581.14 : x
  2. Step 2: Convert to fraction form
    251,398,897.58/347,089,874.22 = 172,146,581.14/x
  3. Step 3: Cross multiply
    251,398,897.58x = 347,089,874.22 × 172,146,581.14
  4. Step 4: Simplify right side
    251,398,897.58x = 59,750,335,195,285,624
  5. Step 5: Solve for x
    x = 59,750,335,195,285,624/251,398,897.58
  6. Step 6: Final answer
    x = 237,671,428.83

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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.