Home / 1,791,936,700.80-2,687,905,051.20-565,229,155.20

Finding the Fourth Proportional to 1,791,936,700.80, 2,687,905,051.20 and 565,229,155.20

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Solution

The fourth proportional to 1,791,936,700.80, 2,687,905,051.20 and 565,229,155.20 is: 847,843,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,936,700.80 : 2,687,905,051.20 = 565,229,155.20 : x
  2. Step 2: Convert to fraction form
    1,791,936,700.80/2,687,905,051.20 = 565,229,155.20/x
  3. Step 3: Cross multiply
    1,791,936,700.80x = 2,687,905,051.20 × 565,229,155.20
  4. Step 4: Simplify right side
    1,791,936,700.80x = 1,519,282,301,347,588,864
  5. Step 5: Solve for x
    x = 1,519,282,301,347,588,864/1,791,936,700.80
  6. Step 6: Final answer
    x = 847,843,732.80

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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.