Home / 79,965,114.13-119,947,671.15-19,380,840.13

Finding the Fourth Proportional to 79,965,114.13, 119,947,671.15 and 19,380,840.13

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Solution

The fourth proportional to 79,965,114.13, 119,947,671.15 and 19,380,840.13 is: 29,071,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965,114.13 : 119,947,671.15 = 19,380,840.13 : x
  2. Step 2: Convert to fraction form
    79,965,114.13/119,947,671.15 = 19,380,840.13/x
  3. Step 3: Cross multiply
    79,965,114.13x = 119,947,671.15 × 19,380,840.13
  4. Step 4: Simplify right side
    79,965,114.13x = 2,324,686,638,523,963
  5. Step 5: Solve for x
    x = 2,324,686,638,523,963/79,965,114.13
  6. Step 6: Final answer
    x = 29,071,260.18

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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.