Home / 3,219,264,000.10-4,828,896,000.15-3,198,856,665.70

Finding the Fourth Proportional to 3,219,264,000.10, 4,828,896,000.15 and 3,198,856,665.70

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Solution

The fourth proportional to 3,219,264,000.10, 4,828,896,000.15 and 3,198,856,665.70 is: 4,798,284,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,264,000.10 : 4,828,896,000.15 = 3,198,856,665.70 : x
  2. Step 2: Convert to fraction form
    3,219,264,000.10/4,828,896,000.15 = 3,198,856,665.70/x
  3. Step 3: Cross multiply
    3,219,264,000.10x = 4,828,896,000.15 × 3,198,856,665.70
  4. Step 4: Simplify right side
    3,219,264,000.10x = 15,446,946,158,051,893,248
  5. Step 5: Solve for x
    x = 15,446,946,158,051,893,248/3,219,264,000.10
  6. Step 6: Final answer
    x = 4,798,284,998.55

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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.