Home / 115,928,447.40-173,867,787.90-51,232,127.40

Finding the Fourth Proportional to 115,928,447.40, 173,867,787.90 and 51,232,127.40

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Solution

The fourth proportional to 115,928,447.40, 173,867,787.90 and 51,232,127.40 is: 76,837,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,928,447.40 : 173,867,787.90 = 51,232,127.40 : x
  2. Step 2: Convert to fraction form
    115,928,447.40/173,867,787.90 = 51,232,127.40/x
  3. Step 3: Cross multiply
    115,928,447.40x = 173,867,787.90 × 51,232,127.40
  4. Step 4: Simplify right side
    115,928,447.40x = 8,907,616,660,448,979
  5. Step 5: Solve for x
    x = 8,907,616,660,448,979/115,928,447.40
  6. Step 6: Final answer
    x = 76,837,194.50

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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.