Home / 649,638,231.32-974,514,636.66-183,303,745.04

Finding the Fourth Proportional to 649,638,231.32, 974,514,636.66 and 183,303,745.04

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Solution

The fourth proportional to 649,638,231.32, 974,514,636.66 and 183,303,745.04 is: 274,971,782.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,638,231.32 : 974,514,636.66 = 183,303,745.04 : x
  2. Step 2: Convert to fraction form
    649,638,231.32/974,514,636.66 = 183,303,745.04/x
  3. Step 3: Cross multiply
    649,638,231.32x = 974,514,636.66 × 183,303,745.04
  4. Step 4: Simplify right side
    649,638,231.32x = 178,632,182,496,072,864
  5. Step 5: Solve for x
    x = 178,632,182,496,072,864/649,638,231.32
  6. Step 6: Final answer
    x = 274,971,782.58

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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.