Home / 804,769,294.40-1,207,153,941.60-757,152,180.80

Finding the Fourth Proportional to 804,769,294.40, 1,207,153,941.60 and 757,152,180.80

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Solution

The fourth proportional to 804,769,294.40, 1,207,153,941.60 and 757,152,180.80 is: 1,135,728,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,769,294.40 : 1,207,153,941.60 = 757,152,180.80 : x
  2. Step 2: Convert to fraction form
    804,769,294.40/1,207,153,941.60 = 757,152,180.80/x
  3. Step 3: Cross multiply
    804,769,294.40x = 1,207,153,941.60 × 757,152,180.80
  4. Step 4: Simplify right side
    804,769,294.40x = 913,999,239,443,755,648
  5. Step 5: Solve for x
    x = 913,999,239,443,755,648/804,769,294.40
  6. Step 6: Final answer
    x = 1,135,728,271.20

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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.