Home / 513,631,393.92-770,586,009.12-366,265,074.24

Finding the Fourth Proportional to 513,631,393.92, 770,586,009.12 and 366,265,074.24

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Solution

The fourth proportional to 513,631,393.92, 770,586,009.12 and 366,265,074.24 is: 549,496,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,631,393.92 : 770,586,009.12 = 366,265,074.24 : x
  2. Step 2: Convert to fraction form
    513,631,393.92/770,586,009.12 = 366,265,074.24/x
  3. Step 3: Cross multiply
    513,631,393.92x = 770,586,009.12 × 366,265,074.24
  4. Step 4: Simplify right side
    513,631,393.92x = 282,238,741,838,642,112
  5. Step 5: Solve for x
    x = 282,238,741,838,642,112/513,631,393.92
  6. Step 6: Final answer
    x = 549,496,672.48

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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.