Home / 437,289,714.60-656,186,514.30-164,855,999.40

Finding the Fourth Proportional to 437,289,714.60, 656,186,514.30 and 164,855,999.40

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Solution

The fourth proportional to 437,289,714.60, 656,186,514.30 and 164,855,999.40 is: 247,378,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,289,714.60 : 656,186,514.30 = 164,855,999.40 : x
  2. Step 2: Convert to fraction form
    437,289,714.60/656,186,514.30 = 164,855,999.40/x
  3. Step 3: Cross multiply
    437,289,714.60x = 656,186,514.30 × 164,855,999.40
  4. Step 4: Simplify right side
    437,289,714.60x = 108,176,283,607,728,880
  5. Step 5: Solve for x
    x = 108,176,283,607,728,880/437,289,714.60
  6. Step 6: Final answer
    x = 247,378,980.10

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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.