Home / 216,923,701.19-299,446,318.94-146,454,776.28

Finding the Fourth Proportional to 216,923,701.19, 299,446,318.94 and 146,454,776.28

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Solution

The fourth proportional to 216,923,701.19, 299,446,318.94 and 146,454,776.28 is: 202,169,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,923,701.19 : 299,446,318.94 = 146,454,776.28 : x
  2. Step 2: Convert to fraction form
    216,923,701.19/299,446,318.94 = 146,454,776.28/x
  3. Step 3: Cross multiply
    216,923,701.19x = 299,446,318.94 × 146,454,776.28
  4. Step 4: Simplify right side
    216,923,701.19x = 43,855,343,647,494,952
  5. Step 5: Solve for x
    x = 43,855,343,647,494,952/216,923,701.19
  6. Step 6: Final answer
    x = 202,169,442.10

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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.