Home / 347,041,453,863.72-478,890,923,440.26-194,764,872,300.84

Finding the Fourth Proportional to 347,041,453,863.72, 478,890,923,440.26 and 194,764,872,300.84

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Solution

The fourth proportional to 347,041,453,863.72, 478,890,923,440.26 and 194,764,872,300.84 is: 268,760,773,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,041,453,863.72 : 478,890,923,440.26 = 194,764,872,300.84 : x
  2. Step 2: Convert to fraction form
    347,041,453,863.72/478,890,923,440.26 = 194,764,872,300.84/x
  3. Step 3: Cross multiply
    347,041,453,863.72x = 478,890,923,440.26 × 194,764,872,300.84
  4. Step 4: Simplify right side
    347,041,453,863.72x = 93,271,129,549,873,589,780,480
  5. Step 5: Solve for x
    x = 93,271,129,549,873,589,780,480/347,041,453,863.72
  6. Step 6: Final answer
    x = 268,760,773,421.90

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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.