Home / 3,359,398,110.30-5,039,852,992.65-1,978,501,815.90

Finding the Fourth Proportional to 3,359,398,110.30, 5,039,852,992.65 and 1,978,501,815.90

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Solution

The fourth proportional to 3,359,398,110.30, 5,039,852,992.65 and 1,978,501,815.90 is: 2,968,197,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,398,110.30 : 5,039,852,992.65 = 1,978,501,815.90 : x
  2. Step 2: Convert to fraction form
    3,359,398,110.30/5,039,852,992.65 = 1,978,501,815.90/x
  3. Step 3: Cross multiply
    3,359,398,110.30x = 5,039,852,992.65 × 1,978,501,815.90
  4. Step 4: Simplify right side
    3,359,398,110.30x = 9,971,358,297,827,074,048
  5. Step 5: Solve for x
    x = 9,971,358,297,827,074,048/3,359,398,110.30
  6. Step 6: Final answer
    x = 2,968,197,864.75

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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.