Home / 403,608,591,197.27-556,717,413,840.78-258,863,453,750.73

Finding the Fourth Proportional to 403,608,591,197.27, 556,717,413,840.78 and 258,863,453,750.73

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Solution

The fourth proportional to 403,608,591,197.27, 556,717,413,840.78 and 258,863,453,750.73 is: 357,063,243,085.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,608,591,197.27 : 556,717,413,840.78 = 258,863,453,750.73 : x
  2. Step 2: Convert to fraction form
    403,608,591,197.27/556,717,413,840.78 = 258,863,453,750.73/x
  3. Step 3: Cross multiply
    403,608,591,197.27x = 556,717,413,840.78 × 258,863,453,750.73
  4. Step 4: Simplify right side
    403,608,591,197.27x = 144,113,792,509,998,773,829,632
  5. Step 5: Solve for x
    x = 144,113,792,509,998,773,829,632/403,608,591,197.27
  6. Step 6: Final answer
    x = 357,063,243,085.33

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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.