Home / 373,798,550.44-515,852,405.86-206,545,635.72

Finding the Fourth Proportional to 373,798,550.44, 515,852,405.86 and 206,545,635.72

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Solution

The fourth proportional to 373,798,550.44, 515,852,405.86 and 206,545,635.72 is: 285,038,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,798,550.44 : 515,852,405.86 = 206,545,635.72 : x
  2. Step 2: Convert to fraction form
    373,798,550.44/515,852,405.86 = 206,545,635.72/x
  3. Step 3: Cross multiply
    373,798,550.44x = 515,852,405.86 × 206,545,635.72
  4. Step 4: Simplify right side
    373,798,550.44x = 106,547,063,106,045,152
  5. Step 5: Solve for x
    x = 106,547,063,106,045,152/373,798,550.44
  6. Step 6: Final answer
    x = 285,038,727.36

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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.