Home / 1,912,367,697,447.80-2,869,054,678,191.80-687,250,585,584.25

Finding the Fourth Proportional to 1,912,367,697,447.80, 2,869,054,678,191.80 and 687,250,585,584.25

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Solution

The fourth proportional to 1,912,367,697,447.80, 2,869,054,678,191.80 and 687,250,585,584.25 is: 1,031,056,689,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,367,697,447.80 : 2,869,054,678,191.80 = 687,250,585,584.25 : x
  2. Step 2: Convert to fraction form
    1,912,367,697,447.80/2,869,054,678,191.80 = 687,250,585,584.25/x
  3. Step 3: Cross multiply
    1,912,367,697,447.80x = 2,869,054,678,191.80 × 687,250,585,584.25
  4. Step 4: Simplify right side
    1,912,367,697,447.80x = 1,971,759,507,660,546,232,025,088
  5. Step 5: Solve for x
    x = 1,971,759,507,660,546,232,025,088/1,912,367,697,447.80
  6. Step 6: Final answer
    x = 1,031,056,689,721.34

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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.