Home / 18,197,890,814.40-27,296,836,221.60-7,156,767,076.80

Finding the Fourth Proportional to 18,197,890,814.40, 27,296,836,221.60 and 7,156,767,076.80

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Solution

The fourth proportional to 18,197,890,814.40, 27,296,836,221.60 and 7,156,767,076.80 is: 10,735,150,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197,890,814.40 : 27,296,836,221.60 = 7,156,767,076.80 : x
  2. Step 2: Convert to fraction form
    18,197,890,814.40/27,296,836,221.60 = 7,156,767,076.80/x
  3. Step 3: Cross multiply
    18,197,890,814.40x = 27,296,836,221.60 × 7,156,767,076.80
  4. Step 4: Simplify right side
    18,197,890,814.40x = 195,357,098,771,548,569,600
  5. Step 5: Solve for x
    x = 195,357,098,771,548,569,600/18,197,890,814.40
  6. Step 6: Final answer
    x = 10,735,150,615.20

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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.