Home / 797,568,004.20-1,196,352,006.30-312,909,623.40

Finding the Fourth Proportional to 797,568,004.20, 1,196,352,006.30 and 312,909,623.40

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Solution

The fourth proportional to 797,568,004.20, 1,196,352,006.30 and 312,909,623.40 is: 469,364,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,568,004.20 : 1,196,352,006.30 = 312,909,623.40 : x
  2. Step 2: Convert to fraction form
    797,568,004.20/1,196,352,006.30 = 312,909,623.40/x
  3. Step 3: Cross multiply
    797,568,004.20x = 1,196,352,006.30 × 312,909,623.40
  4. Step 4: Simplify right side
    797,568,004.20x = 374,350,055,745,167,360
  5. Step 5: Solve for x
    x = 374,350,055,745,167,360/797,568,004.20
  6. Step 6: Final answer
    x = 469,364,435.10

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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.