Home / 45,313,475.60-67,970,213.40-40,778,512.40

Finding the Fourth Proportional to 45,313,475.60, 67,970,213.40 and 40,778,512.40

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Solution

The fourth proportional to 45,313,475.60, 67,970,213.40 and 40,778,512.40 is: 61,167,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313,475.60 : 67,970,213.40 = 40,778,512.40 : x
  2. Step 2: Convert to fraction form
    45,313,475.60/67,970,213.40 = 40,778,512.40/x
  3. Step 3: Cross multiply
    45,313,475.60x = 67,970,213.40 × 40,778,512.40
  4. Step 4: Simplify right side
    45,313,475.60x = 2,771,724,189,962,546.50
  5. Step 5: Solve for x
    x = 2,771,724,189,962,546.50/45,313,475.60
  6. Step 6: Final answer
    x = 61,167,768.60

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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.