Home / 3,130,714,132.60-4,696,071,198.90-1,289,519,073.40

Finding the Fourth Proportional to 3,130,714,132.60, 4,696,071,198.90 and 1,289,519,073.40

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Solution

The fourth proportional to 3,130,714,132.60, 4,696,071,198.90 and 1,289,519,073.40 is: 1,934,278,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,714,132.60 : 4,696,071,198.90 = 1,289,519,073.40 : x
  2. Step 2: Convert to fraction form
    3,130,714,132.60/4,696,071,198.90 = 1,289,519,073.40/x
  3. Step 3: Cross multiply
    3,130,714,132.60x = 4,696,071,198.90 × 1,289,519,073.40
  4. Step 4: Simplify right side
    3,130,714,132.60x = 6,055,673,381,025,954,816
  5. Step 5: Solve for x
    x = 6,055,673,381,025,954,816/3,130,714,132.60
  6. Step 6: Final answer
    x = 1,934,278,610.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.