Home / 253,273,642.70-379,975,963.88-148,317,622.76

Finding the Fourth Proportional to 253,273,642.70, 379,975,963.88 and 148,317,622.76

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Solution

The fourth proportional to 253,273,642.70, 379,975,963.88 and 148,317,622.76 is: 222,514,791.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,273,642.70 : 379,975,963.88 = 148,317,622.76 : x
  2. Step 2: Convert to fraction form
    253,273,642.70/379,975,963.88 = 148,317,622.76/x
  3. Step 3: Cross multiply
    253,273,642.70x = 379,975,963.88 × 148,317,622.76
  4. Step 4: Simplify right side
    253,273,642.70x = 56,357,131,669,941,952
  5. Step 5: Solve for x
    x = 56,357,131,669,941,952/253,273,642.70
  6. Step 6: Final answer
    x = 222,514,791.00

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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.