Home / 807,417,238.57-1,114,236,277.50-436,139,433.97

Finding the Fourth Proportional to 807,417,238.57, 1,114,236,277.50 and 436,139,433.97

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Solution

The fourth proportional to 807,417,238.57, 1,114,236,277.50 and 436,139,433.97 is: 601,872,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,417,238.57 : 1,114,236,277.50 = 436,139,433.97 : x
  2. Step 2: Convert to fraction form
    807,417,238.57/1,114,236,277.50 = 436,139,433.97/x
  3. Step 3: Cross multiply
    807,417,238.57x = 1,114,236,277.50 × 436,139,433.97
  4. Step 4: Simplify right side
    807,417,238.57x = 485,962,379,377,689,856
  5. Step 5: Solve for x
    x = 485,962,379,377,689,856/807,417,238.57
  6. Step 6: Final answer
    x = 601,872,682.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.