Home / 1,552,156,985.70-2,328,235,478.55-775,922,451.30

Finding the Fourth Proportional to 1,552,156,985.70, 2,328,235,478.55 and 775,922,451.30

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Solution

The fourth proportional to 1,552,156,985.70, 2,328,235,478.55 and 775,922,451.30 is: 1,163,883,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,156,985.70 : 2,328,235,478.55 = 775,922,451.30 : x
  2. Step 2: Convert to fraction form
    1,552,156,985.70/2,328,235,478.55 = 775,922,451.30/x
  3. Step 3: Cross multiply
    1,552,156,985.70x = 2,328,235,478.55 × 775,922,451.30
  4. Step 4: Simplify right side
    1,552,156,985.70x = 1,806,530,179,720,144,640
  5. Step 5: Solve for x
    x = 1,806,530,179,720,144,640/1,552,156,985.70
  6. Step 6: Final answer
    x = 1,163,883,676.95

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Double scale
Find fourth proportional to 1,552,156,986.70, 2,328,235,480.05 and 775,922,452.30
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.