Home / 7,079,623,262.75-9,769,881,058.88-3,907,807,777.80

Finding the Fourth Proportional to 7,079,623,262.75, 9,769,881,058.88 and 3,907,807,777.80

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Solution

The fourth proportional to 7,079,623,262.75, 9,769,881,058.88 and 3,907,807,777.80 is: 5,392,775,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,623,262.75 : 9,769,881,058.88 = 3,907,807,777.80 : x
  2. Step 2: Convert to fraction form
    7,079,623,262.75/9,769,881,058.88 = 3,907,807,777.80/x
  3. Step 3: Cross multiply
    7,079,623,262.75x = 9,769,881,058.88 × 3,907,807,777.80
  4. Step 4: Simplify right side
    7,079,623,262.75x = 38,178,817,190,052,626,432
  5. Step 5: Solve for x
    x = 38,178,817,190,052,626,432/7,079,623,262.75
  6. Step 6: Final answer
    x = 5,392,775,261.21

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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.