Home / 475,429,906,993.98-656,098,474,042.05-258,657,333,888.46

Finding the Fourth Proportional to 475,429,906,993.98, 656,098,474,042.05 and 258,657,333,888.46

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Solution

The fourth proportional to 475,429,906,993.98, 656,098,474,042.05 and 258,657,333,888.46 is: 356,949,951,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,429,906,993.98 : 656,098,474,042.05 = 258,657,333,888.46 : x
  2. Step 2: Convert to fraction form
    475,429,906,993.98/656,098,474,042.05 = 258,657,333,888.46/x
  3. Step 3: Cross multiply
    475,429,906,993.98x = 656,098,474,042.05 × 258,657,333,888.46
  4. Step 4: Simplify right side
    475,429,906,993.98x = 169,704,682,064,003,645,571,072
  5. Step 5: Solve for x
    x = 169,704,682,064,003,645,571,072/475,429,906,993.98
  6. Step 6: Final answer
    x = 356,949,951,123.19

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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.