Home / 8,645,995,296,070.80-12,968,936,767,989-2,199,275,742,857.40

Finding the Fourth Proportional to 8,645,995,296,070.80, 12,968,936,767,989 and 2,199,275,742,857.40

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Solution

The fourth proportional to 8,645,995,296,070.80, 12,968,936,767,989 and 2,199,275,742,857.40 is: 3,298,899,324,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,995,296,070.80 : 12,968,936,767,989 = 2,199,275,742,857.40 : x
  2. Step 2: Convert to fraction form
    8,645,995,296,070.80/12,968,936,767,989 = 2,199,275,742,857.40/x
  3. Step 3: Cross multiply
    8,645,995,296,070.80x = 12,968,936,767,989 × 2,199,275,742,857.40
  4. Step 4: Simplify right side
    8,645,995,296,070.80x = 28,522,268,044,489,655,849,058,304
  5. Step 5: Solve for x
    x = 28,522,268,044,489,655,849,058,304/8,645,995,296,070.80
  6. Step 6: Final answer
    x = 3,298,899,324,806.68

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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.