Home / 664,150,846,963.70-916,529,052,666.55-359,657,028,075.25

Finding the Fourth Proportional to 664,150,846,963.70, 916,529,052,666.55 and 359,657,028,075.25

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Solution

The fourth proportional to 664,150,846,963.70, 916,529,052,666.55 and 359,657,028,075.25 is: 496,327,177,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,150,846,963.70 : 916,529,052,666.55 = 359,657,028,075.25 : x
  2. Step 2: Convert to fraction form
    664,150,846,963.70/916,529,052,666.55 = 359,657,028,075.25/x
  3. Step 3: Cross multiply
    664,150,846,963.70x = 916,529,052,666.55 × 359,657,028,075.25
  4. Step 4: Simplify right side
    664,150,846,963.70x = 329,636,115,226,675,669,630,976
  5. Step 5: Solve for x
    x = 329,636,115,226,675,669,630,976/664,150,846,963.70
  6. Step 6: Final answer
    x = 496,327,177,377.96

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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.