Home / 139,263,514,915.90-208,936,257,089.20-44,934,693,118.79

Finding the Fourth Proportional to 139,263,514,915.90, 208,936,257,089.20 and 44,934,693,118.79

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Solution

The fourth proportional to 139,263,514,915.90, 208,936,257,089.20 and 44,934,693,118.79 is: 67,415,263,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,263,514,915.90 : 208,936,257,089.20 = 44,934,693,118.79 : x
  2. Step 2: Convert to fraction form
    139,263,514,915.90/208,936,257,089.20 = 44,934,693,118.79/x
  3. Step 3: Cross multiply
    139,263,514,915.90x = 208,936,257,089.20 × 44,934,693,118.79
  4. Step 4: Simplify right side
    139,263,514,915.90x = 9,388,486,593,690,979,008,512
  5. Step 5: Solve for x
    x = 9,388,486,593,690,979,008,512/139,263,514,915.90
  6. Step 6: Final answer
    x = 67,415,263,785.07

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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.