Home / 606,284,865.93-836,684,011.70-355,570,085.07

Finding the Fourth Proportional to 606,284,865.93, 836,684,011.70 and 355,570,085.07

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Solution

The fourth proportional to 606,284,865.93, 836,684,011.70 and 355,570,085.07 is: 490,693,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,284,865.93 : 836,684,011.70 = 355,570,085.07 : x
  2. Step 2: Convert to fraction form
    606,284,865.93/836,684,011.70 = 355,570,085.07/x
  3. Step 3: Cross multiply
    606,284,865.93x = 836,684,011.70 × 355,570,085.07
  4. Step 4: Simplify right side
    606,284,865.93x = 297,499,805,215,100,032
  5. Step 5: Solve for x
    x = 297,499,805,215,100,032/606,284,865.93
  6. Step 6: Final answer
    x = 490,693,108.03

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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.