Home / 451,723,541,346.76-623,389,665,725.02-245,969,060,506.98

Finding the Fourth Proportional to 451,723,541,346.76, 623,389,665,725.02 and 245,969,060,506.98

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Solution

The fourth proportional to 451,723,541,346.76, 623,389,665,725.02 and 245,969,060,506.98 is: 339,443,390,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,723,541,346.76 : 623,389,665,725.02 = 245,969,060,506.98 : x
  2. Step 2: Convert to fraction form
    451,723,541,346.76/623,389,665,725.02 = 245,969,060,506.98/x
  3. Step 3: Cross multiply
    451,723,541,346.76x = 623,389,665,725.02 × 245,969,060,506.98
  4. Step 4: Simplify right side
    451,723,541,346.76x = 153,334,570,408,143,493,267,456
  5. Step 5: Solve for x
    x = 153,334,570,408,143,493,267,456/451,723,541,346.76
  6. Step 6: Final answer
    x = 339,443,390,421.93

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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.