Home / 2,134,126,123.20-2,945,030,796.60-1,181,549,315.60

Finding the Fourth Proportional to 2,134,126,123.20, 2,945,030,796.60 and 1,181,549,315.60

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Solution

The fourth proportional to 2,134,126,123.20, 2,945,030,796.60 and 1,181,549,315.60 is: 1,630,503,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,126,123.20 : 2,945,030,796.60 = 1,181,549,315.60 : x
  2. Step 2: Convert to fraction form
    2,134,126,123.20/2,945,030,796.60 = 1,181,549,315.60/x
  3. Step 3: Cross multiply
    2,134,126,123.20x = 2,945,030,796.60 × 1,181,549,315.60
  4. Step 4: Simplify right side
    2,134,126,123.20x = 3,479,699,122,143,652,352
  5. Step 5: Solve for x
    x = 3,479,699,122,143,652,352/2,134,126,123.20
  6. Step 6: Final answer
    x = 1,630,503,035.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.