Home / 30,244,025,908.70-45,366,038,863.05-8,161,022,606.30

Finding the Fourth Proportional to 30,244,025,908.70, 45,366,038,863.05 and 8,161,022,606.30

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Solution

The fourth proportional to 30,244,025,908.70, 45,366,038,863.05 and 8,161,022,606.30 is: 12,241,533,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244,025,908.70 : 45,366,038,863.05 = 8,161,022,606.30 : x
  2. Step 2: Convert to fraction form
    30,244,025,908.70/45,366,038,863.05 = 8,161,022,606.30/x
  3. Step 3: Cross multiply
    30,244,025,908.70x = 45,366,038,863.05 × 8,161,022,606.30
  4. Step 4: Simplify right side
    30,244,025,908.70x = 370,233,268,719,635,464,192
  5. Step 5: Solve for x
    x = 370,233,268,719,635,464,192/30,244,025,908.70
  6. Step 6: Final answer
    x = 12,241,533,909.45

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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.