Home / 3,935,261,759.65-5,902,892,639.91-1,315,065,864.65

Finding the Fourth Proportional to 3,935,261,759.65, 5,902,892,639.91 and 1,315,065,864.65

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Solution

The fourth proportional to 3,935,261,759.65, 5,902,892,639.91 and 1,315,065,864.65 is: 1,972,598,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,261,759.65 : 5,902,892,639.91 = 1,315,065,864.65 : x
  2. Step 2: Convert to fraction form
    3,935,261,759.65/5,902,892,639.91 = 1,315,065,864.65/x
  3. Step 3: Cross multiply
    3,935,261,759.65x = 5,902,892,639.91 × 1,315,065,864.65
  4. Step 4: Simplify right side
    3,935,261,759.65x = 7,762,692,613,409,850,368
  5. Step 5: Solve for x
    x = 7,762,692,613,409,850,368/3,935,261,759.65
  6. Step 6: Final answer
    x = 1,972,598,797.11

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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.