Home / 453,313,051.20-679,633,653.60-307,382,414.40

Finding the Fourth Proportional to 453,313,051.20, 679,633,653.60 and 307,382,414.40

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Solution

The fourth proportional to 453,313,051.20, 679,633,653.60 and 307,382,414.40 is: 460,845,838.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,313,051.20 : 679,633,653.60 = 307,382,414.40 : x
  2. Step 2: Convert to fraction form
    453,313,051.20/679,633,653.60 = 307,382,414.40/x
  3. Step 3: Cross multiply
    453,313,051.20x = 679,633,653.60 × 307,382,414.40
  4. Step 4: Simplify right side
    453,313,051.20x = 208,907,433,351,061,248
  5. Step 5: Solve for x
    x = 208,907,433,351,061,248/453,313,051.20
  6. Step 6: Final answer
    x = 460,845,838.87

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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.