Home / 621,536,616,384.57-857,721,859,879.02-350,874,977,256.96

Finding the Fourth Proportional to 621,536,616,384.57, 857,721,859,879.02 and 350,874,977,256.96

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Solution

The fourth proportional to 621,536,616,384.57, 857,721,859,879.02 and 350,874,977,256.96 is: 484,208,219,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,536,616,384.57 : 857,721,859,879.02 = 350,874,977,256.96 : x
  2. Step 2: Convert to fraction form
    621,536,616,384.57/857,721,859,879.02 = 350,874,977,256.96/x
  3. Step 3: Cross multiply
    621,536,616,384.57x = 857,721,859,879.02 × 350,874,977,256.96
  4. Step 4: Simplify right side
    621,536,616,384.57x = 300,953,138,077,848,601,362,432
  5. Step 5: Solve for x
    x = 300,953,138,077,848,601,362,432/621,536,616,384.57
  6. Step 6: Final answer
    x = 484,208,219,024.12

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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.