Home / 298,031,253.78-411,296,673.87-165,880,714.44

Finding the Fourth Proportional to 298,031,253.78, 411,296,673.87 and 165,880,714.44

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Solution

The fourth proportional to 298,031,253.78, 411,296,673.87 and 165,880,714.44 is: 228,922,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,031,253.78 : 411,296,673.87 = 165,880,714.44 : x
  2. Step 2: Convert to fraction form
    298,031,253.78/411,296,673.87 = 165,880,714.44/x
  3. Step 3: Cross multiply
    298,031,253.78x = 411,296,673.87 × 165,880,714.44
  4. Step 4: Simplify right side
    298,031,253.78x = 68,226,186,108,351,280
  5. Step 5: Solve for x
    x = 68,226,186,108,351,280/298,031,253.78
  6. Step 6: Final answer
    x = 228,922,924.17

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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.