Home / 1,687,487,924.54-2,531,289,292.55-801,716,144.60

Finding the Fourth Proportional to 1,687,487,924.54, 2,531,289,292.55 and 801,716,144.60

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Solution

The fourth proportional to 1,687,487,924.54, 2,531,289,292.55 and 801,716,144.60 is: 1,202,601,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,487,924.54 : 2,531,289,292.55 = 801,716,144.60 : x
  2. Step 2: Convert to fraction form
    1,687,487,924.54/2,531,289,292.55 = 801,716,144.60/x
  3. Step 3: Cross multiply
    1,687,487,924.54x = 2,531,289,292.55 × 801,716,144.60
  4. Step 4: Simplify right side
    1,687,487,924.54x = 2,029,375,492,490,447,616
  5. Step 5: Solve for x
    x = 2,029,375,492,490,447,616/1,687,487,924.54
  6. Step 6: Final answer
    x = 1,202,601,490.05

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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.