Home / 1,520,720,657.98-2,282,040,533.22-647,320,600.42

Finding the Fourth Proportional to 1,520,720,657.98, 2,282,040,533.22 and 647,320,600.42

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Solution

The fourth proportional to 1,520,720,657.98, 2,282,040,533.22 and 647,320,600.42 is: 971,389,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,720,657.98 : 2,282,040,533.22 = 647,320,600.42 : x
  2. Step 2: Convert to fraction form
    1,520,720,657.98/2,282,040,533.22 = 647,320,600.42/x
  3. Step 3: Cross multiply
    1,520,720,657.98x = 2,282,040,533.22 × 647,320,600.42
  4. Step 4: Simplify right side
    1,520,720,657.98x = 1,477,211,848,146,747,136
  5. Step 5: Solve for x
    x = 1,477,211,848,146,747,136/1,520,720,657.98
  6. Step 6: Final answer
    x = 971,389,347.80

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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.