Home / 804,769,104.40-1,207,153,656.60-757,151,990.80

Finding the Fourth Proportional to 804,769,104.40, 1,207,153,656.60 and 757,151,990.80

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Solution

The fourth proportional to 804,769,104.40, 1,207,153,656.60 and 757,151,990.80 is: 1,135,727,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,769,104.40 : 1,207,153,656.60 = 757,151,990.80 : x
  2. Step 2: Convert to fraction form
    804,769,104.40/1,207,153,656.60 = 757,151,990.80/x
  3. Step 3: Cross multiply
    804,769,104.40x = 1,207,153,656.60 × 757,151,990.80
  4. Step 4: Simplify right side
    804,769,104.40x = 913,998,794,296,189,440
  5. Step 5: Solve for x
    x = 913,998,794,296,189,440/804,769,104.40
  6. Step 6: Final answer
    x = 1,135,727,986.20

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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.