Home / 7,394,978,228.80-10,187,918,685.60-5,163,776,334.40

Finding the Fourth Proportional to 7,394,978,228.80, 10,187,918,685.60 and 5,163,776,334.40

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Solution

The fourth proportional to 7,394,978,228.80, 10,187,918,685.60 and 5,163,776,334.40 is: 7,114,034,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,978,228.80 : 10,187,918,685.60 = 5,163,776,334.40 : x
  2. Step 2: Convert to fraction form
    7,394,978,228.80/10,187,918,685.60 = 5,163,776,334.40/x
  3. Step 3: Cross multiply
    7,394,978,228.80x = 10,187,918,685.60 × 5,163,776,334.40
  4. Step 4: Simplify right side
    7,394,978,228.80x = 52,608,133,405,492,830,208
  5. Step 5: Solve for x
    x = 52,608,133,405,492,830,208/7,394,978,228.80
  6. Step 6: Final answer
    x = 7,114,034,927.19

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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.