Home / 216,054,592.16-324,095,814.14-75,977,865.45

Finding the Fourth Proportional to 216,054,592.16, 324,095,814.14 and 75,977,865.45

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Solution

The fourth proportional to 216,054,592.16, 324,095,814.14 and 75,977,865.45 is: 113,971,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,054,592.16 : 324,095,814.14 = 75,977,865.45 : x
  2. Step 2: Convert to fraction form
    216,054,592.16/324,095,814.14 = 75,977,865.45/x
  3. Step 3: Cross multiply
    216,054,592.16x = 324,095,814.14 × 75,977,865.45
  4. Step 4: Simplify right side
    216,054,592.16x = 24,624,108,159,257,240
  5. Step 5: Solve for x
    x = 24,624,108,159,257,240/216,054,592.16
  6. Step 6: Final answer
    x = 113,971,695.36

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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.