Home / 9,072,430,574.40-13,608,645,861.60-7,235,770,478.40

Finding the Fourth Proportional to 9,072,430,574.40, 13,608,645,861.60 and 7,235,770,478.40

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Solution

The fourth proportional to 9,072,430,574.40, 13,608,645,861.60 and 7,235,770,478.40 is: 10,853,655,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,430,574.40 : 13,608,645,861.60 = 7,235,770,478.40 : x
  2. Step 2: Convert to fraction form
    9,072,430,574.40/13,608,645,861.60 = 7,235,770,478.40/x
  3. Step 3: Cross multiply
    9,072,430,574.40x = 13,608,645,861.60 × 7,235,770,478.40
  4. Step 4: Simplify right side
    9,072,430,574.40x = 98,469,037,976,365,613,056
  5. Step 5: Solve for x
    x = 98,469,037,976,365,613,056/9,072,430,574.40
  6. Step 6: Final answer
    x = 10,853,655,717.60

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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.