Home / 557,668,191,420.80-836,884,389,619.75-194,633,856,571.48

Finding the Fourth Proportional to 557,668,191,420.80, 836,884,389,619.75 and 194,633,856,571.48

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Solution

The fourth proportional to 557,668,191,420.80, 836,884,389,619.75 and 194,633,856,571.48 is: 292,084,143,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,668,191,420.80 : 836,884,389,619.75 = 194,633,856,571.48 : x
  2. Step 2: Convert to fraction form
    557,668,191,420.80/836,884,389,619.75 = 194,633,856,571.48/x
  3. Step 3: Cross multiply
    557,668,191,420.80x = 836,884,389,619.75 × 194,633,856,571.48
  4. Step 4: Simplify right side
    557,668,191,420.80x = 162,886,036,256,161,022,345,216
  5. Step 5: Solve for x
    x = 162,886,036,256,161,022,345,216/557,668,191,420.80
  6. Step 6: Final answer
    x = 292,084,143,872.66

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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.