Home / 14,278,411,629.24-19,683,440,976.30-9,978,274,200.12

Finding the Fourth Proportional to 14,278,411,629.24, 19,683,440,976.30 and 9,978,274,200.12

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Solution

The fourth proportional to 14,278,411,629.24, 19,683,440,976.30 and 9,978,274,200.12 is: 13,755,505,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278,411,629.24 : 19,683,440,976.30 = 9,978,274,200.12 : x
  2. Step 2: Convert to fraction form
    14,278,411,629.24/19,683,440,976.30 = 9,978,274,200.12/x
  3. Step 3: Cross multiply
    14,278,411,629.24x = 19,683,440,976.30 × 9,978,274,200.12
  4. Step 4: Simplify right side
    14,278,411,629.24x = 196,406,771,263,399,133,184
  5. Step 5: Solve for x
    x = 196,406,771,263,399,133,184/14,278,411,629.24
  6. Step 6: Final answer
    x = 13,755,505,609.68

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1.5x scale

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.