Home / 990,714,381,446.70-1,486,285,469,220.10-301,570,275,586.74

Finding the Fourth Proportional to 990,714,381,446.70, 1,486,285,469,220.10 and 301,570,275,586.74

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Solution

The fourth proportional to 990,714,381,446.70, 1,486,285,469,220.10 and 301,570,275,586.74 is: 452,420,522,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,714,381,446.70 : 1,486,285,469,220.10 = 301,570,275,586.74 : x
  2. Step 2: Convert to fraction form
    990,714,381,446.70/1,486,285,469,220.10 = 301,570,275,586.74/x
  3. Step 3: Cross multiply
    990,714,381,446.70x = 1,486,285,469,220.10 × 301,570,275,586.74
  4. Step 4: Simplify right side
    990,714,381,446.70x = 448,219,518,553,272,717,672,448
  5. Step 5: Solve for x
    x = 448,219,518,553,272,717,672,448/990,714,381,446.70
  6. Step 6: Final answer
    x = 452,420,522,955.12

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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.