Home / 953,778,625.38-1,430,668,049.04-298,780,692.84

Finding the Fourth Proportional to 953,778,625.38, 1,430,668,049.04 and 298,780,692.84

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Solution

The fourth proportional to 953,778,625.38, 1,430,668,049.04 and 298,780,692.84 is: 448,171,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,778,625.38 : 1,430,668,049.04 = 298,780,692.84 : x
  2. Step 2: Convert to fraction form
    953,778,625.38/1,430,668,049.04 = 298,780,692.84/x
  3. Step 3: Cross multiply
    953,778,625.38x = 1,430,668,049.04 × 298,780,692.84
  4. Step 4: Simplify right side
    953,778,625.38x = 427,455,990,916,222,272
  5. Step 5: Solve for x
    x = 427,455,990,916,222,272/953,778,625.38
  6. Step 6: Final answer
    x = 448,171,074.02

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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.