Home / 1,759,083,149.60-2,638,923,322.80-532,241,856.80

Finding the Fourth Proportional to 1,759,083,149.60, 2,638,923,322.80 and 532,241,856.80

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Solution

The fourth proportional to 1,759,083,149.60, 2,638,923,322.80 and 532,241,856.80 is: 798,453,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,083,149.60 : 2,638,923,322.80 = 532,241,856.80 : x
  2. Step 2: Convert to fraction form
    1,759,083,149.60/2,638,923,322.80 = 532,241,856.80/x
  3. Step 3: Cross multiply
    1,759,083,149.60x = 2,638,923,322.80 × 532,241,856.80
  4. Step 4: Simplify right side
    1,759,083,149.60x = 1,404,545,449,279,897,856
  5. Step 5: Solve for x
    x = 1,404,545,449,279,897,856/1,759,083,149.60
  6. Step 6: Final answer
    x = 798,453,131.45

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1.5x scale

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.