Home / 513,626,430.44-770,578,650.81-366,260,166.38

Finding the Fourth Proportional to 513,626,430.44, 770,578,650.81 and 366,260,166.38

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Solution

The fourth proportional to 513,626,430.44, 770,578,650.81 and 366,260,166.38 is: 549,489,372.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,626,430.44 : 770,578,650.81 = 366,260,166.38 : x
  2. Step 2: Convert to fraction form
    513,626,430.44/770,578,650.81 = 366,260,166.38/x
  3. Step 3: Cross multiply
    513,626,430.44x = 770,578,650.81 × 366,260,166.38
  4. Step 4: Simplify right side
    513,626,430.44x = 282,232,264,856,472,928
  5. Step 5: Solve for x
    x = 282,232,264,856,472,928/513,626,430.44
  6. Step 6: Final answer
    x = 549,489,372.29

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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.