Home / 1,323,541,846.80-1,985,312,770.20-833,765,821.20

Finding the Fourth Proportional to 1,323,541,846.80, 1,985,312,770.20 and 833,765,821.20

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Solution

The fourth proportional to 1,323,541,846.80, 1,985,312,770.20 and 833,765,821.20 is: 1,250,648,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,541,846.80 : 1,985,312,770.20 = 833,765,821.20 : x
  2. Step 2: Convert to fraction form
    1,323,541,846.80/1,985,312,770.20 = 833,765,821.20/x
  3. Step 3: Cross multiply
    1,323,541,846.80x = 1,985,312,770.20 × 833,765,821.20
  4. Step 4: Simplify right side
    1,323,541,846.80x = 1,655,285,932,184,649,984
  5. Step 5: Solve for x
    x = 1,655,285,932,184,649,984/1,323,541,846.80
  6. Step 6: Final answer
    x = 1,250,648,731.80

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Similar ratio
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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.