Home / 1,259,713,049.40-1,889,569,574.10-1,208,694,713.40

Finding the Fourth Proportional to 1,259,713,049.40, 1,889,569,574.10 and 1,208,694,713.40

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Solution

The fourth proportional to 1,259,713,049.40, 1,889,569,574.10 and 1,208,694,713.40 is: 1,813,042,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,713,049.40 : 1,889,569,574.10 = 1,208,694,713.40 : x
  2. Step 2: Convert to fraction form
    1,259,713,049.40/1,889,569,574.10 = 1,208,694,713.40/x
  3. Step 3: Cross multiply
    1,259,713,049.40x = 1,889,569,574.10 × 1,208,694,713.40
  4. Step 4: Simplify right side
    1,259,713,049.40x = 2,283,912,754,816,159,744
  5. Step 5: Solve for x
    x = 2,283,912,754,816,159,744/1,259,713,049.40
  6. Step 6: Final answer
    x = 1,813,042,070.10

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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.