Home / 380,760,766.14-525,256,475.07-248,679,077.19

Finding the Fourth Proportional to 380,760,766.14, 525,256,475.07 and 248,679,077.19

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Solution

The fourth proportional to 380,760,766.14, 525,256,475.07 and 248,679,077.19 is: 343,050,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,760,766.14 : 525,256,475.07 = 248,679,077.19 : x
  2. Step 2: Convert to fraction form
    380,760,766.14/525,256,475.07 = 248,679,077.19/x
  3. Step 3: Cross multiply
    380,760,766.14x = 525,256,475.07 × 248,679,077.19
  4. Step 4: Simplify right side
    380,760,766.14x = 130,620,295,508,479,840
  5. Step 5: Solve for x
    x = 130,620,295,508,479,840/380,760,766.14
  6. Step 6: Final answer
    x = 343,050,826.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.