Home / 115,559,091.20-173,338,636.80-47,450,662.40

Finding the Fourth Proportional to 115,559,091.20, 173,338,636.80 and 47,450,662.40

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Solution

The fourth proportional to 115,559,091.20, 173,338,636.80 and 47,450,662.40 is: 71,175,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,559,091.20 : 173,338,636.80 = 47,450,662.40 : x
  2. Step 2: Convert to fraction form
    115,559,091.20/173,338,636.80 = 47,450,662.40/x
  3. Step 3: Cross multiply
    115,559,091.20x = 173,338,636.80 × 47,450,662.40
  4. Step 4: Simplify right side
    115,559,091.20x = 8,225,033,135,673,017
  5. Step 5: Solve for x
    x = 8,225,033,135,673,017/115,559,091.20
  6. Step 6: Final answer
    x = 71,175,993.60

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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.