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Finding the Fourth Proportional to 365,408,714.81, 547,894,178.81 and 116,306,374.88

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Solution

The fourth proportional to 365,408,714.81, 547,894,178.81 and 116,306,374.88 is: 174,389,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,408,714.81 : 547,894,178.81 = 116,306,374.88 : x
  2. Step 2: Convert to fraction form
    365,408,714.81/547,894,178.81 = 116,306,374.88/x
  3. Step 3: Cross multiply
    365,408,714.81x = 547,894,178.81 × 116,306,374.88
  4. Step 4: Simplify right side
    365,408,714.81x = 63,723,585,751,924,600
  5. Step 5: Solve for x
    x = 63,723,585,751,924,600/365,408,714.81
  6. Step 6: Final answer
    x = 174,389,890.47

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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.