Home / 20,348,560,829.40-30,524,299,094.52-5,425,648,223.64

Finding the Fourth Proportional to 20,348,560,829.40, 30,524,299,094.52 and 5,425,648,223.64

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Solution

The fourth proportional to 20,348,560,829.40, 30,524,299,094.52 and 5,425,648,223.64 is: 8,138,861,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,560,829.40 : 30,524,299,094.52 = 5,425,648,223.64 : x
  2. Step 2: Convert to fraction form
    20,348,560,829.40/30,524,299,094.52 = 5,425,648,223.64/x
  3. Step 3: Cross multiply
    20,348,560,829.40x = 30,524,299,094.52 × 5,425,648,223.64
  4. Step 4: Simplify right side
    20,348,560,829.40x = 165,614,109,160,038,498,304
  5. Step 5: Solve for x
    x = 165,614,109,160,038,498,304/20,348,560,829.40
  6. Step 6: Final answer
    x = 8,138,861,050.10

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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.