Home / 3,147,003,766.99-4,718,178,492.27-1,903,157,702.61

Finding the Fourth Proportional to 3,147,003,766.99, 4,718,178,492.27 and 1,903,157,702.61

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Solution

The fourth proportional to 3,147,003,766.99, 4,718,178,492.27 and 1,903,157,702.61 is: 2,853,329,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,003,766.99 : 4,718,178,492.27 = 1,903,157,702.61 : x
  2. Step 2: Convert to fraction form
    3,147,003,766.99/4,718,178,492.27 = 1,903,157,702.61/x
  3. Step 3: Cross multiply
    3,147,003,766.99x = 4,718,178,492.27 × 1,903,157,702.61
  4. Step 4: Simplify right side
    3,147,003,766.99x = 8,979,437,739,852,487,680
  5. Step 5: Solve for x
    x = 8,979,437,739,852,487,680/3,147,003,766.99
  6. Step 6: Final answer
    x = 2,853,329,199.68

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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.