Home / 20,700,819,687-31,038,800,893.74-9,494,656,356.36

Finding the Fourth Proportional to 20,700,819,687, 31,038,800,893.74 and 9,494,656,356.36

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Solution

The fourth proportional to 20,700,819,687, 31,038,800,893.74 and 9,494,656,356.36 is: 14,236,284,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,700,819,687 : 31,038,800,893.74 = 9,494,656,356.36 : x
  2. Step 2: Convert to fraction form
    20,700,819,687/31,038,800,893.74 = 9,494,656,356.36/x
  3. Step 3: Cross multiply
    20,700,819,687x = 31,038,800,893.74 × 9,494,656,356.36
  4. Step 4: Simplify right side
    20,700,819,687x = 294,702,748,199,540,981,760
  5. Step 5: Solve for x
    x = 294,702,748,199,540,981,760/20,700,819,687
  6. Step 6: Final answer
    x = 14,236,284,004.96

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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.