Home / 21,104,880,273.77-31,658,338,566.46-6,939,532,413.79

Finding the Fourth Proportional to 21,104,880,273.77, 31,658,338,566.46 and 6,939,532,413.79

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Solution

The fourth proportional to 21,104,880,273.77, 31,658,338,566.46 and 6,939,532,413.79 is: 10,409,633,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,104,880,273.77 : 31,658,338,566.46 = 6,939,532,413.79 : x
  2. Step 2: Convert to fraction form
    21,104,880,273.77/31,658,338,566.46 = 6,939,532,413.79/x
  3. Step 3: Cross multiply
    21,104,880,273.77x = 31,658,338,566.46 × 6,939,532,413.79
  4. Step 4: Simplify right side
    21,104,880,273.77x = 219,694,066,648,747,507,712
  5. Step 5: Solve for x
    x = 219,694,066,648,747,507,712/21,104,880,273.77
  6. Step 6: Final answer
    x = 10,409,633,402.27

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1.5x scale

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.