Home / 216,054,623.19-324,095,860.86-75,977,896.50

Finding the Fourth Proportional to 216,054,623.19, 324,095,860.86 and 75,977,896.50

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Solution

The fourth proportional to 216,054,623.19, 324,095,860.86 and 75,977,896.50 is: 113,971,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,054,623.19 : 324,095,860.86 = 75,977,896.50 : x
  2. Step 2: Convert to fraction form
    216,054,623.19/324,095,860.86 = 75,977,896.50/x
  3. Step 3: Cross multiply
    216,054,623.19x = 324,095,860.86 × 75,977,896.50
  4. Step 4: Simplify right side
    216,054,623.19x = 24,624,121,772,499,484
  5. Step 5: Solve for x
    x = 24,624,121,772,499,484/216,054,623.19
  6. Step 6: Final answer
    x = 113,971,742.00

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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.