Home / 836,493,089.89-1,254,473,431.11-276,150,586.81

Finding the Fourth Proportional to 836,493,089.89, 1,254,473,431.11 and 276,150,586.81

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Solution

The fourth proportional to 836,493,089.89, 1,254,473,431.11 and 276,150,586.81 is: 414,137,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,493,089.89 : 1,254,473,431.11 = 276,150,586.81 : x
  2. Step 2: Convert to fraction form
    836,493,089.89/1,254,473,431.11 = 276,150,586.81/x
  3. Step 3: Cross multiply
    836,493,089.89x = 1,254,473,431.11 × 276,150,586.81
  4. Step 4: Simplify right side
    836,493,089.89x = 346,423,574,138,580,608
  5. Step 5: Solve for x
    x = 346,423,574,138,580,608/836,493,089.89
  6. Step 6: Final answer
    x = 414,137,998.66

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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.