Home / 19,959,134,781.38-29,968,132,986.45-11,133,217,745.06

Finding the Fourth Proportional to 19,959,134,781.38, 29,968,132,986.45 and 11,133,217,745.06

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Solution

The fourth proportional to 19,959,134,781.38, 29,968,132,986.45 and 11,133,217,745.06 is: 16,716,243,144.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959,134,781.38 : 29,968,132,986.45 = 11,133,217,745.06 : x
  2. Step 2: Convert to fraction form
    19,959,134,781.38/29,968,132,986.45 = 11,133,217,745.06/x
  3. Step 3: Cross multiply
    19,959,134,781.38x = 29,968,132,986.45 × 11,133,217,745.06
  4. Step 4: Simplify right side
    19,959,134,781.38x = 333,641,749,950,913,249,280
  5. Step 5: Solve for x
    x = 333,641,749,950,913,249,280/19,959,134,781.38
  6. Step 6: Final answer
    x = 16,716,243,144.08

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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.