Home / 818,926,194.48-1,228,389,296.04-273,667,729.20

Finding the Fourth Proportional to 818,926,194.48, 1,228,389,296.04 and 273,667,729.20

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Solution

The fourth proportional to 818,926,194.48, 1,228,389,296.04 and 273,667,729.20 is: 410,501,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,926,194.48 : 1,228,389,296.04 = 273,667,729.20 : x
  2. Step 2: Convert to fraction form
    818,926,194.48/1,228,389,296.04 = 273,667,729.20/x
  3. Step 3: Cross multiply
    818,926,194.48x = 1,228,389,296.04 × 273,667,729.20
  4. Step 4: Simplify right side
    818,926,194.48x = 336,170,509,220,853,312
  5. Step 5: Solve for x
    x = 336,170,509,220,853,312/818,926,194.48
  6. Step 6: Final answer
    x = 410,501,595.24

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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.