Home / 7,950,821,880,221.40-11,925,245,725,369-2,142,726,903,413.40

Finding the Fourth Proportional to 7,950,821,880,221.40, 11,925,245,725,369 and 2,142,726,903,413.40

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Solution

The fourth proportional to 7,950,821,880,221.40, 11,925,245,725,369 and 2,142,726,903,413.40 is: 3,213,824,335,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950,821,880,221.40 : 11,925,245,725,369 = 2,142,726,903,413.40 : x
  2. Step 2: Convert to fraction form
    7,950,821,880,221.40/11,925,245,725,369 = 2,142,726,903,413.40/x
  3. Step 3: Cross multiply
    7,950,821,880,221.40x = 11,925,245,725,369 × 2,142,726,903,413.40
  4. Step 4: Simplify right side
    7,950,821,880,221.40x = 25,552,544,845,563,803,146,911,744
  5. Step 5: Solve for x
    x = 25,552,544,845,563,803,146,911,744/7,950,821,880,221.40
  6. Step 6: Final answer
    x = 3,213,824,335,460.06

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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.