Home / 1,217,893,397.37-1,826,430,670.22-441,376,477.53

Finding the Fourth Proportional to 1,217,893,397.37, 1,826,430,670.22 and 441,376,477.53

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Solution

The fourth proportional to 1,217,893,397.37, 1,826,430,670.22 and 441,376,477.53 is: 661,916,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,893,397.37 : 1,826,430,670.22 = 441,376,477.53 : x
  2. Step 2: Convert to fraction form
    1,217,893,397.37/1,826,430,670.22 = 441,376,477.53/x
  3. Step 3: Cross multiply
    1,217,893,397.37x = 1,826,430,670.22 × 441,376,477.53
  4. Step 4: Simplify right side
    1,217,893,397.37x = 806,143,535,672,253,696
  5. Step 5: Solve for x
    x = 806,143,535,672,253,696/1,217,893,397.37
  6. Step 6: Final answer
    x = 661,916,336.37

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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.