Home / 524,328,621.48-786,405,244.50-192,267,012.90

Finding the Fourth Proportional to 524,328,621.48, 786,405,244.50 and 192,267,012.90

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Solution

The fourth proportional to 524,328,621.48, 786,405,244.50 and 192,267,012.90 is: 288,368,364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,328,621.48 : 786,405,244.50 = 192,267,012.90 : x
  2. Step 2: Convert to fraction form
    524,328,621.48/786,405,244.50 = 192,267,012.90/x
  3. Step 3: Cross multiply
    524,328,621.48x = 786,405,244.50 × 192,267,012.90
  4. Step 4: Simplify right side
    524,328,621.48x = 151,199,787,288,909,152
  5. Step 5: Solve for x
    x = 151,199,787,288,909,152/524,328,621.48
  6. Step 6: Final answer
    x = 288,368,364.98

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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.