Home / 404,352,215.70-606,528,323.55-323,730,647.70

Finding the Fourth Proportional to 404,352,215.70, 606,528,323.55 and 323,730,647.70

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Solution

The fourth proportional to 404,352,215.70, 606,528,323.55 and 323,730,647.70 is: 485,595,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,352,215.70 : 606,528,323.55 = 323,730,647.70 : x
  2. Step 2: Convert to fraction form
    404,352,215.70/606,528,323.55 = 323,730,647.70/x
  3. Step 3: Cross multiply
    404,352,215.70x = 606,528,323.55 × 323,730,647.70
  4. Step 4: Simplify right side
    404,352,215.70x = 196,351,807,031,236,640
  5. Step 5: Solve for x
    x = 196,351,807,031,236,640/404,352,215.70
  6. Step 6: Final answer
    x = 485,595,971.55

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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.