Home / 1,398,388,214.10-2,097,582,321.15-881,402,409.30

Finding the Fourth Proportional to 1,398,388,214.10, 2,097,582,321.15 and 881,402,409.30

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Solution

The fourth proportional to 1,398,388,214.10, 2,097,582,321.15 and 881,402,409.30 is: 1,322,103,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,388,214.10 : 2,097,582,321.15 = 881,402,409.30 : x
  2. Step 2: Convert to fraction form
    1,398,388,214.10/2,097,582,321.15 = 881,402,409.30/x
  3. Step 3: Cross multiply
    1,398,388,214.10x = 2,097,582,321.15 × 881,402,409.30
  4. Step 4: Simplify right side
    1,398,388,214.10x = 1,848,814,111,566,696,448
  5. Step 5: Solve for x
    x = 1,848,814,111,566,696,448/1,398,388,214.10
  6. Step 6: Final answer
    x = 1,322,103,613.95

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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.