Home / 109,514,363.40-164,260,869.30-28,735,331.40

Finding the Fourth Proportional to 109,514,363.40, 164,260,869.30 and 28,735,331.40

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Solution

The fourth proportional to 109,514,363.40, 164,260,869.30 and 28,735,331.40 is: 43,100,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,514,363.40 : 164,260,869.30 = 28,735,331.40 : x
  2. Step 2: Convert to fraction form
    109,514,363.40/164,260,869.30 = 28,735,331.40/x
  3. Step 3: Cross multiply
    109,514,363.40x = 164,260,869.30 × 28,735,331.40
  4. Step 4: Simplify right side
    109,514,363.40x = 4,720,090,515,387,586
  5. Step 5: Solve for x
    x = 4,720,090,515,387,586/109,514,363.40
  6. Step 6: Final answer
    x = 43,100,195.89

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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.