Home / 854,279,238.48-1,178,951,123.34-477,913,374.33

Finding the Fourth Proportional to 854,279,238.48, 1,178,951,123.34 and 477,913,374.33

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Solution

The fourth proportional to 854,279,238.48, 1,178,951,123.34 and 477,913,374.33 is: 659,546,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,279,238.48 : 1,178,951,123.34 = 477,913,374.33 : x
  2. Step 2: Convert to fraction form
    854,279,238.48/1,178,951,123.34 = 477,913,374.33/x
  3. Step 3: Cross multiply
    854,279,238.48x = 1,178,951,123.34 × 477,913,374.33
  4. Step 4: Simplify right side
    854,279,238.48x = 563,436,509,525,563,328
  5. Step 5: Solve for x
    x = 563,436,509,525,563,328/854,279,238.48
  6. Step 6: Final answer
    x = 659,546,064.27

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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.