Home / 450,749,684.46-622,618,063.20-372,748,317.42

Finding the Fourth Proportional to 450,749,684.46, 622,618,063.20 and 372,748,317.42

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Solution

The fourth proportional to 450,749,684.46, 622,618,063.20 and 372,748,317.42 is: 514,875,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,749,684.46 : 622,618,063.20 = 372,748,317.42 : x
  2. Step 2: Convert to fraction form
    450,749,684.46/622,618,063.20 = 372,748,317.42/x
  3. Step 3: Cross multiply
    450,749,684.46x = 622,618,063.20 × 372,748,317.42
  4. Step 4: Simplify right side
    450,749,684.46x = 232,079,835,453,099,264
  5. Step 5: Solve for x
    x = 232,079,835,453,099,264/450,749,684.46
  6. Step 6: Final answer
    x = 514,875,203.37

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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.