Home / 848,328,184.71-1,272,479,506.34-381,660,059.21

Finding the Fourth Proportional to 848,328,184.71, 1,272,479,506.34 and 381,660,059.21

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Solution

The fourth proportional to 848,328,184.71, 1,272,479,506.34 and 381,660,059.21 is: 572,484,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,328,184.71 : 1,272,479,506.34 = 381,660,059.21 : x
  2. Step 2: Convert to fraction form
    848,328,184.71/1,272,479,506.34 = 381,660,059.21/x
  3. Step 3: Cross multiply
    848,328,184.71x = 1,272,479,506.34 × 381,660,059.21
  4. Step 4: Simplify right side
    848,328,184.71x = 485,654,603,724,965,248
  5. Step 5: Solve for x
    x = 485,654,603,724,965,248/848,328,184.71
  6. Step 6: Final answer
    x = 572,484,343.30

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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.