Home / 3,709,184,221.20-5,563,776,331.80-3,428,899,856.40

Finding the Fourth Proportional to 3,709,184,221.20, 5,563,776,331.80 and 3,428,899,856.40

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Solution

The fourth proportional to 3,709,184,221.20, 5,563,776,331.80 and 3,428,899,856.40 is: 5,143,349,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,184,221.20 : 5,563,776,331.80 = 3,428,899,856.40 : x
  2. Step 2: Convert to fraction form
    3,709,184,221.20/5,563,776,331.80 = 3,428,899,856.40/x
  3. Step 3: Cross multiply
    3,709,184,221.20x = 5,563,776,331.80 × 3,428,899,856.40
  4. Step 4: Simplify right side
    3,709,184,221.20x = 19,077,631,865,150,738,432
  5. Step 5: Solve for x
    x = 19,077,631,865,150,738,432/3,709,184,221.20
  6. Step 6: Final answer
    x = 5,143,349,784.60

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Double scale
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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.