Home / 879,433,355.10-1,320,451,735.05-492,029,924.70

Finding the Fourth Proportional to 879,433,355.10, 1,320,451,735.05 and 492,029,924.70

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Solution

The fourth proportional to 879,433,355.10, 1,320,451,735.05 and 492,029,924.70 is: 738,773,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,433,355.10 : 1,320,451,735.05 = 492,029,924.70 : x
  2. Step 2: Convert to fraction form
    879,433,355.10/1,320,451,735.05 = 492,029,924.70/x
  3. Step 3: Cross multiply
    879,433,355.10x = 1,320,451,735.05 × 492,029,924.70
  4. Step 4: Simplify right side
    879,433,355.10x = 649,701,767,766,635,776
  5. Step 5: Solve for x
    x = 649,701,767,766,635,776/879,433,355.10
  6. Step 6: Final answer
    x = 738,773,170.25

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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.