Home / 348,093,056.31-522,199,070.85-143,509,295.67

Finding the Fourth Proportional to 348,093,056.31, 522,199,070.85 and 143,509,295.67

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Solution

The fourth proportional to 348,093,056.31, 522,199,070.85 and 143,509,295.67 is: 215,288,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,093,056.31 : 522,199,070.85 = 143,509,295.67 : x
  2. Step 2: Convert to fraction form
    348,093,056.31/522,199,070.85 = 143,509,295.67/x
  3. Step 3: Cross multiply
    348,093,056.31x = 522,199,070.85 × 143,509,295.67
  4. Step 4: Simplify right side
    348,093,056.31x = 74,940,420,857,211,920
  5. Step 5: Solve for x
    x = 74,940,420,857,211,920/348,093,056.31
  6. Step 6: Final answer
    x = 215,288,468.12

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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.