Home / 365,215,957.22-547,481,008.47-122,709,266.66

Finding the Fourth Proportional to 365,215,957.22, 547,481,008.47 and 122,709,266.66

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Solution

The fourth proportional to 365,215,957.22, 547,481,008.47 and 122,709,266.66 is: 183,948,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,215,957.22 : 547,481,008.47 = 122,709,266.66 : x
  2. Step 2: Convert to fraction form
    365,215,957.22/547,481,008.47 = 122,709,266.66/x
  3. Step 3: Cross multiply
    365,215,957.22x = 547,481,008.47 × 122,709,266.66
  4. Step 4: Simplify right side
    365,215,957.22x = 67,180,993,059,630,952
  5. Step 5: Solve for x
    x = 67,180,993,059,630,952/365,215,957.22
  6. Step 6: Final answer
    x = 183,948,679.49

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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.