Home / 141,559,227.12-195,305,015.52-115,408,787.04

Finding the Fourth Proportional to 141,559,227.12, 195,305,015.52 and 115,408,787.04

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Solution

The fourth proportional to 141,559,227.12, 195,305,015.52 and 115,408,787.04 is: 159,226,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,559,227.12 : 195,305,015.52 = 115,408,787.04 : x
  2. Step 2: Convert to fraction form
    141,559,227.12/195,305,015.52 = 115,408,787.04/x
  3. Step 3: Cross multiply
    141,559,227.12x = 195,305,015.52 × 115,408,787.04
  4. Step 4: Simplify right side
    141,559,227.12x = 22,539,914,943,991,576
  5. Step 5: Solve for x
    x = 22,539,914,943,991,576/141,559,227.12
  6. Step 6: Final answer
    x = 159,226,038.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.