Home / 644,127,234.60-966,190,851.90-298,966,146.60

Finding the Fourth Proportional to 644,127,234.60, 966,190,851.90 and 298,966,146.60

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Solution

The fourth proportional to 644,127,234.60, 966,190,851.90 and 298,966,146.60 is: 448,449,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,127,234.60 : 966,190,851.90 = 298,966,146.60 : x
  2. Step 2: Convert to fraction form
    644,127,234.60/966,190,851.90 = 298,966,146.60/x
  3. Step 3: Cross multiply
    644,127,234.60x = 966,190,851.90 × 298,966,146.60
  4. Step 4: Simplify right side
    644,127,234.60x = 288,858,355,872,714,304
  5. Step 5: Solve for x
    x = 288,858,355,872,714,304/644,127,234.60
  6. Step 6: Final answer
    x = 448,449,219.90

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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.