Home / 145,168,889.40-217,753,334.10-93,512,824.20

Finding the Fourth Proportional to 145,168,889.40, 217,753,334.10 and 93,512,824.20

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Solution

The fourth proportional to 145,168,889.40, 217,753,334.10 and 93,512,824.20 is: 140,269,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,168,889.40 : 217,753,334.10 = 93,512,824.20 : x
  2. Step 2: Convert to fraction form
    145,168,889.40/217,753,334.10 = 93,512,824.20/x
  3. Step 3: Cross multiply
    145,168,889.40x = 217,753,334.10 × 93,512,824.20
  4. Step 4: Simplify right side
    145,168,889.40x = 20,362,729,250,657,164
  5. Step 5: Solve for x
    x = 20,362,729,250,657,164/145,168,889.40
  6. Step 6: Final answer
    x = 140,269,236.30

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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.