Home / 229,237,923.80-343,856,885.70-156,678,512.60

Finding the Fourth Proportional to 229,237,923.80, 343,856,885.70 and 156,678,512.60

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Solution

The fourth proportional to 229,237,923.80, 343,856,885.70 and 156,678,512.60 is: 235,017,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,237,923.80 : 343,856,885.70 = 156,678,512.60 : x
  2. Step 2: Convert to fraction form
    229,237,923.80/343,856,885.70 = 156,678,512.60/x
  3. Step 3: Cross multiply
    229,237,923.80x = 343,856,885.70 × 156,678,512.60
  4. Step 4: Simplify right side
    229,237,923.80x = 53,874,985,398,744,208
  5. Step 5: Solve for x
    x = 53,874,985,398,744,208/229,237,923.80
  6. Step 6: Final answer
    x = 235,017,768.90

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1.5x scale

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.