Home / 306,110,375,998.40-459,165,563,997.60-264,234,525,809.60

Finding the Fourth Proportional to 306,110,375,998.40, 459,165,563,997.60 and 264,234,525,809.60

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Solution

The fourth proportional to 306,110,375,998.40, 459,165,563,997.60 and 264,234,525,809.60 is: 396,351,788,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,110,375,998.40 : 459,165,563,997.60 = 264,234,525,809.60 : x
  2. Step 2: Convert to fraction form
    306,110,375,998.40/459,165,563,997.60 = 264,234,525,809.60/x
  3. Step 3: Cross multiply
    306,110,375,998.40x = 459,165,563,997.60 × 264,234,525,809.60
  4. Step 4: Simplify right side
    306,110,375,998.40x = 121,327,395,071,003,381,989,376
  5. Step 5: Solve for x
    x = 121,327,395,071,003,381,989,376/306,110,375,998.40
  6. Step 6: Final answer
    x = 396,351,788,714.40

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Double scale
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1.5x scale

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.