Home / 860,959,703.33-1,207,639,409.78-860,959,703.33

Finding the Fourth Proportional to 860,959,703.33, 1,207,639,409.78 and 860,959,703.33

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Solution

The fourth proportional to 860,959,703.33, 1,207,639,409.78 and 860,959,703.33 is: 1,207,639,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,959,703.33 : 1,207,639,409.78 = 860,959,703.33 : x
  2. Step 2: Convert to fraction form
    860,959,703.33/1,207,639,409.78 = 860,959,703.33/x
  3. Step 3: Cross multiply
    860,959,703.33x = 1,207,639,409.78 × 860,959,703.33
  4. Step 4: Simplify right side
    860,959,703.33x = 1,039,728,867,963,462,272
  5. Step 5: Solve for x
    x = 1,039,728,867,963,462,272/860,959,703.33
  6. Step 6: Final answer
    x = 1,207,639,409.78

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.