Home / 12,894,426,114.78-19,350,474,161.21-4,500,331,743.81

Finding the Fourth Proportional to 12,894,426,114.78, 19,350,474,161.21 and 4,500,331,743.81

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Solution

The fourth proportional to 12,894,426,114.78, 19,350,474,161.21 and 4,500,331,743.81 is: 6,753,581,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,894,426,114.78 : 19,350,474,161.21 = 4,500,331,743.81 : x
  2. Step 2: Convert to fraction form
    12,894,426,114.78/19,350,474,161.21 = 4,500,331,743.81/x
  3. Step 3: Cross multiply
    12,894,426,114.78x = 19,350,474,161.21 × 4,500,331,743.81
  4. Step 4: Simplify right side
    12,894,426,114.78x = 87,083,553,125,446,057,984
  5. Step 5: Solve for x
    x = 87,083,553,125,446,057,984/12,894,426,114.78
  6. Step 6: Final answer
    x = 6,753,581,148.19

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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.