Home / 489,936,562.29-675,658,303.25-357,567,891.57

Finding the Fourth Proportional to 489,936,562.29, 675,658,303.25 and 357,567,891.57

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Solution

The fourth proportional to 489,936,562.29, 675,658,303.25 and 357,567,891.57 is: 493,112,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,936,562.29 : 675,658,303.25 = 357,567,891.57 : x
  2. Step 2: Convert to fraction form
    489,936,562.29/675,658,303.25 = 357,567,891.57/x
  3. Step 3: Cross multiply
    489,936,562.29x = 675,658,303.25 × 357,567,891.57
  4. Step 4: Simplify right side
    489,936,562.29x = 241,593,714,914,866,176
  5. Step 5: Solve for x
    x = 241,593,714,914,866,176/489,936,562.29
  6. Step 6: Final answer
    x = 493,112,238.42

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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.