Home / 115,923,647.70-173,885,471.55-70,574,015.70

Finding the Fourth Proportional to 115,923,647.70, 173,885,471.55 and 70,574,015.70

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Solution

The fourth proportional to 115,923,647.70, 173,885,471.55 and 70,574,015.70 is: 105,861,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,923,647.70 : 173,885,471.55 = 70,574,015.70 : x
  2. Step 2: Convert to fraction form
    115,923,647.70/173,885,471.55 = 70,574,015.70/x
  3. Step 3: Cross multiply
    115,923,647.70x = 173,885,471.55 × 70,574,015.70
  4. Step 4: Simplify right side
    115,923,647.70x = 12,271,795,999,171,604
  5. Step 5: Solve for x
    x = 12,271,795,999,171,604/115,923,647.70
  6. Step 6: Final answer
    x = 105,861,023.55

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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.