Home / 51,269,127,564.90-76,842,469,344.15-21,423,401,004.90

Finding the Fourth Proportional to 51,269,127,564.90, 76,842,469,344.15 and 21,423,401,004.90

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Solution

The fourth proportional to 51,269,127,564.90, 76,842,469,344.15 and 21,423,401,004.90 is: 32,109,519,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269,127,564.90 : 76,842,469,344.15 = 21,423,401,004.90 : x
  2. Step 2: Convert to fraction form
    51,269,127,564.90/76,842,469,344.15 = 21,423,401,004.90/x
  3. Step 3: Cross multiply
    51,269,127,564.90x = 76,842,469,344.15 × 21,423,401,004.90
  4. Step 4: Simplify right side
    51,269,127,564.90x = 1,646,227,034,966,460,465,152
  5. Step 5: Solve for x
    x = 1,646,227,034,966,460,465,152/51,269,127,564.90
  6. Step 6: Final answer
    x = 32,109,519,181.55

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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.