Home / 353,223,437.38-487,439,740.98-194,452,269.91

Finding the Fourth Proportional to 353,223,437.38, 487,439,740.98 and 194,452,269.91

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Solution

The fourth proportional to 353,223,437.38, 487,439,740.98 and 194,452,269.91 is: 268,339,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,223,437.38 : 487,439,740.98 = 194,452,269.91 : x
  2. Step 2: Convert to fraction form
    353,223,437.38/487,439,740.98 = 194,452,269.91/x
  3. Step 3: Cross multiply
    353,223,437.38x = 487,439,740.98 × 194,452,269.91
  4. Step 4: Simplify right side
    353,223,437.38x = 94,783,764,076,684,848
  5. Step 5: Solve for x
    x = 94,783,764,076,684,848/353,223,437.38
  6. Step 6: Final answer
    x = 268,339,396.67

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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.