Home / 1,759,451,103.20-2,638,504,808.40-532,211,679.20

Finding the Fourth Proportional to 1,759,451,103.20, 2,638,504,808.40 and 532,211,679.20

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Solution

The fourth proportional to 1,759,451,103.20, 2,638,504,808.40 and 532,211,679.20 is: 798,114,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,451,103.20 : 2,638,504,808.40 = 532,211,679.20 : x
  2. Step 2: Convert to fraction form
    1,759,451,103.20/2,638,504,808.40 = 532,211,679.20/x
  3. Step 3: Cross multiply
    1,759,451,103.20x = 2,638,504,808.40 × 532,211,679.20
  4. Step 4: Simplify right side
    1,759,451,103.20x = 1,404,243,074,655,838,208
  5. Step 5: Solve for x
    x = 1,404,243,074,655,838,208/1,759,451,103.20
  6. Step 6: Final answer
    x = 798,114,293.77

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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.