Home / 347,667,400.40-520,704,838.20-177,267,246.80

Finding the Fourth Proportional to 347,667,400.40, 520,704,838.20 and 177,267,246.80

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Solution

The fourth proportional to 347,667,400.40, 520,704,838.20 and 177,267,246.80 is: 265,494,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,667,400.40 : 520,704,838.20 = 177,267,246.80 : x
  2. Step 2: Convert to fraction form
    347,667,400.40/520,704,838.20 = 177,267,246.80/x
  3. Step 3: Cross multiply
    347,667,400.40x = 520,704,838.20 × 177,267,246.80
  4. Step 4: Simplify right side
    347,667,400.40x = 92,303,913,063,153,472
  5. Step 5: Solve for x
    x = 92,303,913,063,153,472/347,667,400.40
  6. Step 6: Final answer
    x = 265,494,875.15

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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.