Home / 30,668,656,516.35-46,002,984,774.53-20,199,693,969.15

Finding the Fourth Proportional to 30,668,656,516.35, 46,002,984,774.53 and 20,199,693,969.15

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Solution

The fourth proportional to 30,668,656,516.35, 46,002,984,774.53 and 20,199,693,969.15 is: 30,299,540,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668,656,516.35 : 46,002,984,774.53 = 20,199,693,969.15 : x
  2. Step 2: Convert to fraction form
    30,668,656,516.35/46,002,984,774.53 = 20,199,693,969.15/x
  3. Step 3: Cross multiply
    30,668,656,516.35x = 46,002,984,774.53 × 20,199,693,969.15
  4. Step 4: Simplify right side
    30,668,656,516.35x = 929,246,214,112,871,972,864
  5. Step 5: Solve for x
    x = 929,246,214,112,871,972,864/30,668,656,516.35
  6. Step 6: Final answer
    x = 30,299,540,953.73

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Double scale
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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.