Home / 693,920,294.56-1,040,778,056.32-202,501,617.96

Finding the Fourth Proportional to 693,920,294.56, 1,040,778,056.32 and 202,501,617.96

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Solution

The fourth proportional to 693,920,294.56, 1,040,778,056.32 and 202,501,617.96 is: 303,722,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,920,294.56 : 1,040,778,056.32 = 202,501,617.96 : x
  2. Step 2: Convert to fraction form
    693,920,294.56/1,040,778,056.32 = 202,501,617.96/x
  3. Step 3: Cross multiply
    693,920,294.56x = 1,040,778,056.32 × 202,501,617.96
  4. Step 4: Simplify right side
    693,920,294.56x = 210,759,240,342,064,032
  5. Step 5: Solve for x
    x = 210,759,240,342,064,032/693,920,294.56
  6. Step 6: Final answer
    x = 303,722,548.53

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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.