Home / 109,380,869.10-164,058,862.05-28,610,001.90

Finding the Fourth Proportional to 109,380,869.10, 164,058,862.05 and 28,610,001.90

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Solution

The fourth proportional to 109,380,869.10, 164,058,862.05 and 28,610,001.90 is: 42,911,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,380,869.10 : 164,058,862.05 = 28,610,001.90 : x
  2. Step 2: Convert to fraction form
    109,380,869.10/164,058,862.05 = 28,610,001.90/x
  3. Step 3: Cross multiply
    109,380,869.10x = 164,058,862.05 × 28,610,001.90
  4. Step 4: Simplify right side
    109,380,869.10x = 4,693,724,354,962,338
  5. Step 5: Solve for x
    x = 4,693,724,354,962,338/109,380,869.10
  6. Step 6: Final answer
    x = 42,911,748.59

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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.