Home / 4,088,880,123.20-6,131,808,530.40-1,328,599,188.80

Finding the Fourth Proportional to 4,088,880,123.20, 6,131,808,530.40 and 1,328,599,188.80

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Solution

The fourth proportional to 4,088,880,123.20, 6,131,808,530.40 and 1,328,599,188.80 is: 1,992,407,601.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088,880,123.20 : 6,131,808,530.40 = 1,328,599,188.80 : x
  2. Step 2: Convert to fraction form
    4,088,880,123.20/6,131,808,530.40 = 1,328,599,188.80/x
  3. Step 3: Cross multiply
    4,088,880,123.20x = 6,131,808,530.40 × 1,328,599,188.80
  4. Step 4: Simplify right side
    4,088,880,123.20x = 8,146,715,839,366,359,040
  5. Step 5: Solve for x
    x = 8,146,715,839,366,359,040/4,088,880,123.20
  6. Step 6: Final answer
    x = 1,992,407,601.57

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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.