Home / 568,739,822.44-851,730,626.04-393,370,678.48

Finding the Fourth Proportional to 568,739,822.44, 851,730,626.04 and 393,370,678.48

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Solution

The fourth proportional to 568,739,822.44, 851,730,626.04 and 393,370,678.48 is: 589,102,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,739,822.44 : 851,730,626.04 = 393,370,678.48 : x
  2. Step 2: Convert to fraction form
    568,739,822.44/851,730,626.04 = 393,370,678.48/x
  3. Step 3: Cross multiply
    568,739,822.44x = 851,730,626.04 × 393,370,678.48
  4. Step 4: Simplify right side
    568,739,822.44x = 335,045,854,247,549,952
  5. Step 5: Solve for x
    x = 335,045,854,247,549,952/568,739,822.44
  6. Step 6: Final answer
    x = 589,102,153.62

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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.