Home / 139,175,987,407.44-208,678,543,777.35-54,086,429,263.40

Finding the Fourth Proportional to 139,175,987,407.44, 208,678,543,777.35 and 54,086,429,263.40

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Solution

The fourth proportional to 139,175,987,407.44, 208,678,543,777.35 and 54,086,429,263.40 is: 81,096,441,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,175,987,407.44 : 208,678,543,777.35 = 54,086,429,263.40 : x
  2. Step 2: Convert to fraction form
    139,175,987,407.44/208,678,543,777.35 = 54,086,429,263.40/x
  3. Step 3: Cross multiply
    139,175,987,407.44x = 208,678,543,777.35 × 54,086,429,263.40
  4. Step 4: Simplify right side
    139,175,987,407.44x = 11,286,677,296,801,917,173,760
  5. Step 5: Solve for x
    x = 11,286,677,296,801,917,173,760/139,175,987,407.44
  6. Step 6: Final answer
    x = 81,096,441,326.19

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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.