Home / 45,463,023,877.39-68,193,785,561.58-13,591,771,430.67

Finding the Fourth Proportional to 45,463,023,877.39, 68,193,785,561.58 and 13,591,771,430.67

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Solution

The fourth proportional to 45,463,023,877.39, 68,193,785,561.58 and 13,591,771,430.67 is: 20,387,432,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,463,023,877.39 : 68,193,785,561.58 = 13,591,771,430.67 : x
  2. Step 2: Convert to fraction form
    45,463,023,877.39/68,193,785,561.58 = 13,591,771,430.67/x
  3. Step 3: Cross multiply
    45,463,023,877.39x = 68,193,785,561.58 × 13,591,771,430.67
  4. Step 4: Simplify right side
    45,463,023,877.39x = 926,874,346,345,119,350,784
  5. Step 5: Solve for x
    x = 926,874,346,345,119,350,784/45,463,023,877.39
  6. Step 6: Final answer
    x = 20,387,432,847.51

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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.