Home / 807,596,254.20-1,211,394,381.30-802,494,420.60

Finding the Fourth Proportional to 807,596,254.20, 1,211,394,381.30 and 802,494,420.60

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Solution

The fourth proportional to 807,596,254.20, 1,211,394,381.30 and 802,494,420.60 is: 1,203,741,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,596,254.20 : 1,211,394,381.30 = 802,494,420.60 : x
  2. Step 2: Convert to fraction form
    807,596,254.20/1,211,394,381.30 = 802,494,420.60/x
  3. Step 3: Cross multiply
    807,596,254.20x = 1,211,394,381.30 × 802,494,420.60
  4. Step 4: Simplify right side
    807,596,254.20x = 972,137,232,139,438,976
  5. Step 5: Solve for x
    x = 972,137,232,139,438,976/807,596,254.20
  6. Step 6: Final answer
    x = 1,203,741,630.90

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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.