Home / 835,382,145.92-1,152,759,881.28-482,980,850.88

Finding the Fourth Proportional to 835,382,145.92, 1,152,759,881.28 and 482,980,850.88

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Solution

The fourth proportional to 835,382,145.92, 1,152,759,881.28 and 482,980,850.88 is: 666,474,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,382,145.92 : 1,152,759,881.28 = 482,980,850.88 : x
  2. Step 2: Convert to fraction form
    835,382,145.92/1,152,759,881.28 = 482,980,850.88/x
  3. Step 3: Cross multiply
    835,382,145.92x = 1,152,759,881.28 × 482,980,850.88
  4. Step 4: Simplify right side
    835,382,145.92x = 556,760,948,320,942,144
  5. Step 5: Solve for x
    x = 556,760,948,320,942,144/835,382,145.92
  6. Step 6: Final answer
    x = 666,474,560.22

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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.