Home / 633,863,485.32-874,409,670.90-413,975,623.56

Finding the Fourth Proportional to 633,863,485.32, 874,409,670.90 and 413,975,623.56

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Solution

The fourth proportional to 633,863,485.32, 874,409,670.90 and 413,975,623.56 is: 571,076,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,863,485.32 : 874,409,670.90 = 413,975,623.56 : x
  2. Step 2: Convert to fraction form
    633,863,485.32/874,409,670.90 = 413,975,623.56/x
  3. Step 3: Cross multiply
    633,863,485.32x = 874,409,670.90 × 413,975,623.56
  4. Step 4: Simplify right side
    633,863,485.32x = 361,984,288,757,721,856
  5. Step 5: Solve for x
    x = 361,984,288,757,721,856/633,863,485.32
  6. Step 6: Final answer
    x = 571,076,102.57

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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.