Home / 19,640,729,791.04-29,479,720,475.75-12,156,674,043.33

Finding the Fourth Proportional to 19,640,729,791.04, 29,479,720,475.75 and 12,156,674,043.33

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Solution

The fourth proportional to 19,640,729,791.04, 29,479,720,475.75 and 12,156,674,043.33 is: 18,246,539,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640,729,791.04 : 29,479,720,475.75 = 12,156,674,043.33 : x
  2. Step 2: Convert to fraction form
    19,640,729,791.04/29,479,720,475.75 = 12,156,674,043.33/x
  3. Step 3: Cross multiply
    19,640,729,791.04x = 29,479,720,475.75 × 12,156,674,043.33
  4. Step 4: Simplify right side
    19,640,729,791.04x = 358,375,352,712,125,284,352
  5. Step 5: Solve for x
    x = 358,375,352,712,125,284,352/19,640,729,791.04
  6. Step 6: Final answer
    x = 18,246,539,539.26

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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.