Home / 214,575,165.12-321,393,486.11-152,137,218.50

Finding the Fourth Proportional to 214,575,165.12, 321,393,486.11 and 152,137,218.50

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Solution

The fourth proportional to 214,575,165.12, 321,393,486.11 and 152,137,218.50 is: 227,873,113.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,575,165.12 : 321,393,486.11 = 152,137,218.50 : x
  2. Step 2: Convert to fraction form
    214,575,165.12/321,393,486.11 = 152,137,218.50/x
  3. Step 3: Cross multiply
    214,575,165.12x = 321,393,486.11 × 152,137,218.50
  4. Step 4: Simplify right side
    214,575,165.12x = 48,895,911,018,426,136
  5. Step 5: Solve for x
    x = 48,895,911,018,426,136/214,575,165.12
  6. Step 6: Final answer
    x = 227,873,113.79

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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.