Home / 38,194,861,497.60-57,292,292,246.40-13,348,931,865.60

Finding the Fourth Proportional to 38,194,861,497.60, 57,292,292,246.40 and 13,348,931,865.60

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Solution

The fourth proportional to 38,194,861,497.60, 57,292,292,246.40 and 13,348,931,865.60 is: 20,023,397,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194,861,497.60 : 57,292,292,246.40 = 13,348,931,865.60 : x
  2. Step 2: Convert to fraction form
    38,194,861,497.60/57,292,292,246.40 = 13,348,931,865.60/x
  3. Step 3: Cross multiply
    38,194,861,497.60x = 57,292,292,246.40 × 13,348,931,865.60
  4. Step 4: Simplify right side
    38,194,861,497.60x = 764,790,905,621,236,809,728
  5. Step 5: Solve for x
    x = 764,790,905,621,236,809,728/38,194,861,497.60
  6. Step 6: Final answer
    x = 20,023,397,798.40

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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.