Home / 152,273,174.81-210,137,247.81-82,658,602.85

Finding the Fourth Proportional to 152,273,174.81, 210,137,247.81 and 82,658,602.85

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Solution

The fourth proportional to 152,273,174.81, 210,137,247.81 and 82,658,602.85 is: 114,069,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273,174.81 : 210,137,247.81 = 82,658,602.85 : x
  2. Step 2: Convert to fraction form
    152,273,174.81/210,137,247.81 = 82,658,602.85/x
  3. Step 3: Cross multiply
    152,273,174.81x = 210,137,247.81 × 82,658,602.85
  4. Step 4: Simplify right side
    152,273,174.81x = 17,369,651,309,668,136
  5. Step 5: Solve for x
    x = 17,369,651,309,668,136/152,273,174.81
  6. Step 6: Final answer
    x = 114,069,016.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.