Home / 298,936,923.40-448,405,385.10-271,674,000.10

Finding the Fourth Proportional to 298,936,923.40, 448,405,385.10 and 271,674,000.10

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Solution

The fourth proportional to 298,936,923.40, 448,405,385.10 and 271,674,000.10 is: 407,511,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936,923.40 : 448,405,385.10 = 271,674,000.10 : x
  2. Step 2: Convert to fraction form
    298,936,923.40/448,405,385.10 = 271,674,000.10/x
  3. Step 3: Cross multiply
    298,936,923.40x = 448,405,385.10 × 271,674,000.10
  4. Step 4: Simplify right side
    298,936,923.40x = 121,820,084,636,497,952
  5. Step 5: Solve for x
    x = 121,820,084,636,497,952/298,936,923.40
  6. Step 6: Final answer
    x = 407,511,000.15

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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.