Home / 761,780,199,416.79-1,051,256,846,793.30-419,224,062,394.34

Finding the Fourth Proportional to 761,780,199,416.79, 1,051,256,846,793.30 and 419,224,062,394.34

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Solution

The fourth proportional to 761,780,199,416.79, 1,051,256,846,793.30 and 419,224,062,394.34 is: 578,529,300,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,199,416.79 : 1,051,256,846,793.30 = 419,224,062,394.34 : x
  2. Step 2: Convert to fraction form
    761,780,199,416.79/1,051,256,846,793.30 = 419,224,062,394.34/x
  3. Step 3: Cross multiply
    761,780,199,416.79x = 1,051,256,846,793.30 × 419,224,062,394.34
  4. Step 4: Simplify right side
    761,780,199,416.79x = 440,712,165,932,551,601,389,568
  5. Step 5: Solve for x
    x = 440,712,165,932,551,601,389,568/761,780,199,416.79
  6. Step 6: Final answer
    x = 578,529,300,538.34

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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.