Home / 216,054,587.89-324,095,807.76-75,977,861.19

Finding the Fourth Proportional to 216,054,587.89, 324,095,807.76 and 75,977,861.19

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Solution

The fourth proportional to 216,054,587.89, 324,095,807.76 and 75,977,861.19 is: 113,971,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,054,587.89 : 324,095,807.76 = 75,977,861.19 : x
  2. Step 2: Convert to fraction form
    216,054,587.89/324,095,807.76 = 75,977,861.19/x
  3. Step 3: Cross multiply
    216,054,587.89x = 324,095,807.76 × 75,977,861.19
  4. Step 4: Simplify right side
    216,054,587.89x = 24,624,106,294,250,204
  5. Step 5: Solve for x
    x = 24,624,106,294,250,204/216,054,587.89
  6. Step 6: Final answer
    x = 113,971,688.98

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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.