Home / 229,182,728-343,783,578.72-67,624,664

Finding the Fourth Proportional to 229,182,728, 343,783,578.72 and 67,624,664

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Solution

The fourth proportional to 229,182,728, 343,783,578.72 and 67,624,664 is: 101,439,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,182,728 : 343,783,578.72 = 67,624,664 : x
  2. Step 2: Convert to fraction form
    229,182,728/343,783,578.72 = 67,624,664/x
  3. Step 3: Cross multiply
    229,182,728x = 343,783,578.72 × 67,624,664
  4. Step 4: Simplify right side
    229,182,728x = 23,248,248,999,657,552
  5. Step 5: Solve for x
    x = 23,248,248,999,657,552/229,182,728
  6. Step 6: Final answer
    x = 101,439,795.23

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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.