Home / 1,914,776,689.87-2,868,142,805.02-1,214,908,577.18

Finding the Fourth Proportional to 1,914,776,689.87, 2,868,142,805.02 and 1,214,908,577.18

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Solution

The fourth proportional to 1,914,776,689.87, 2,868,142,805.02 and 1,214,908,577.18 is: 1,819,810,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,776,689.87 : 2,868,142,805.02 = 1,214,908,577.18 : x
  2. Step 2: Convert to fraction form
    1,914,776,689.87/2,868,142,805.02 = 1,214,908,577.18/x
  3. Step 3: Cross multiply
    1,914,776,689.87x = 2,868,142,805.02 × 1,214,908,577.18
  4. Step 4: Simplify right side
    1,914,776,689.87x = 3,484,531,294,395,902,464
  5. Step 5: Solve for x
    x = 3,484,531,294,395,902,464/1,914,776,689.87
  6. Step 6: Final answer
    x = 1,819,810,797.17

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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.