Home / 271,920,678.21-375,250,589.73-148,161,355.74

Finding the Fourth Proportional to 271,920,678.21, 375,250,589.73 and 148,161,355.74

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Solution

The fourth proportional to 271,920,678.21, 375,250,589.73 and 148,161,355.74 is: 204,462,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,920,678.21 : 375,250,589.73 = 148,161,355.74 : x
  2. Step 2: Convert to fraction form
    271,920,678.21/375,250,589.73 = 148,161,355.74/x
  3. Step 3: Cross multiply
    271,920,678.21x = 375,250,589.73 × 148,161,355.74
  4. Step 4: Simplify right side
    271,920,678.21x = 55,597,636,116,631,328
  5. Step 5: Solve for x
    x = 55,597,636,116,631,328/271,920,678.21
  6. Step 6: Final answer
    x = 204,462,700.24

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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.