Home / 462,511,359.27-638,206,834.95-264,285,703.35

Finding the Fourth Proportional to 462,511,359.27, 638,206,834.95 and 264,285,703.35

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Solution

The fourth proportional to 462,511,359.27, 638,206,834.95 and 264,285,703.35 is: 364,680,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,511,359.27 : 638,206,834.95 = 264,285,703.35 : x
  2. Step 2: Convert to fraction form
    462,511,359.27/638,206,834.95 = 264,285,703.35/x
  3. Step 3: Cross multiply
    462,511,359.27x = 638,206,834.95 × 264,285,703.35
  4. Step 4: Simplify right side
    462,511,359.27x = 168,668,942,257,538,112
  5. Step 5: Solve for x
    x = 168,668,942,257,538,112/462,511,359.27
  6. Step 6: Final answer
    x = 364,680,648.11

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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.