Home / 376,892,216.50-565,338,531.30-172,276,802.68

Finding the Fourth Proportional to 376,892,216.50, 565,338,531.30 and 172,276,802.68

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Solution

The fourth proportional to 376,892,216.50, 565,338,531.30 and 172,276,802.68 is: 258,415,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,892,216.50 : 565,338,531.30 = 172,276,802.68 : x
  2. Step 2: Convert to fraction form
    376,892,216.50/565,338,531.30 = 172,276,802.68/x
  3. Step 3: Cross multiply
    376,892,216.50x = 565,338,531.30 × 172,276,802.68
  4. Step 4: Simplify right side
    376,892,216.50x = 97,394,714,604,171,104
  5. Step 5: Solve for x
    x = 97,394,714,604,171,104/376,892,216.50
  6. Step 6: Final answer
    x = 258,415,298.43

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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.