Home / 109,514,439.90-164,260,984.05-28,735,407.90

Finding the Fourth Proportional to 109,514,439.90, 164,260,984.05 and 28,735,407.90

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Solution

The fourth proportional to 109,514,439.90, 164,260,984.05 and 28,735,407.90 is: 43,100,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,514,439.90 : 164,260,984.05 = 28,735,407.90 : x
  2. Step 2: Convert to fraction form
    109,514,439.90/164,260,984.05 = 28,735,407.90/x
  3. Step 3: Cross multiply
    109,514,439.90x = 164,260,984.05 × 28,735,407.90
  4. Step 4: Simplify right side
    109,514,439.90x = 4,720,106,378,732,144
  5. Step 5: Solve for x
    x = 4,720,106,378,732,144/109,514,439.90
  6. Step 6: Final answer
    x = 43,100,310.64

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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.