Home / 8,645,995,296,070.20-12,968,936,767,988-2,199,275,742,856.80

Finding the Fourth Proportional to 8,645,995,296,070.20, 12,968,936,767,988 and 2,199,275,742,856.80

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Solution

The fourth proportional to 8,645,995,296,070.20, 12,968,936,767,988 and 2,199,275,742,856.80 is: 3,298,899,324,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,995,296,070.20 : 12,968,936,767,988 = 2,199,275,742,856.80 : x
  2. Step 2: Convert to fraction form
    8,645,995,296,070.20/12,968,936,767,988 = 2,199,275,742,856.80/x
  3. Step 3: Cross multiply
    8,645,995,296,070.20x = 12,968,936,767,988 × 2,199,275,742,856.80
  4. Step 4: Simplify right side
    8,645,995,296,070.20x = 28,522,268,044,479,674,345,062,400
  5. Step 5: Solve for x
    x = 28,522,268,044,479,674,345,062,400/8,645,995,296,070.20
  6. Step 6: Final answer
    x = 3,298,899,324,805.75

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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.