Home / 827,945,714,006.60-1,241,918,571,009.90-686,614,719,619.40

Finding the Fourth Proportional to 827,945,714,006.60, 1,241,918,571,009.90 and 686,614,719,619.40

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Solution

The fourth proportional to 827,945,714,006.60, 1,241,918,571,009.90 and 686,614,719,619.40 is: 1,029,922,079,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,945,714,006.60 : 1,241,918,571,009.90 = 686,614,719,619.40 : x
  2. Step 2: Convert to fraction form
    827,945,714,006.60/1,241,918,571,009.90 = 686,614,719,619.40/x
  3. Step 3: Cross multiply
    827,945,714,006.60x = 1,241,918,571,009.90 × 686,614,719,619.40
  4. Step 4: Simplify right side
    827,945,714,006.60x = 852,719,571,424,088,340,561,920
  5. Step 5: Solve for x
    x = 852,719,571,424,088,340,561,920/827,945,714,006.60
  6. Step 6: Final answer
    x = 1,029,922,079,429.10

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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.