Home / 318,015,311.40-477,054,459.90-110,721,828.60

Finding the Fourth Proportional to 318,015,311.40, 477,054,459.90 and 110,721,828.60

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Solution

The fourth proportional to 318,015,311.40, 477,054,459.90 and 110,721,828.60 is: 166,093,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,015,311.40 : 477,054,459.90 = 110,721,828.60 : x
  2. Step 2: Convert to fraction form
    318,015,311.40/477,054,459.90 = 110,721,828.60/x
  3. Step 3: Cross multiply
    318,015,311.40x = 477,054,459.90 × 110,721,828.60
  4. Step 4: Simplify right side
    318,015,311.40x = 52,820,342,141,913,368
  5. Step 5: Solve for x
    x = 52,820,342,141,913,368/318,015,311.40
  6. Step 6: Final answer
    x = 166,093,707.59

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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.