Home / 452,807,280.69-624,876,163.44-257,247,723.57

Finding the Fourth Proportional to 452,807,280.69, 624,876,163.44 and 257,247,723.57

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Solution

The fourth proportional to 452,807,280.69, 624,876,163.44 and 257,247,723.57 is: 355,003,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,807,280.69 : 624,876,163.44 = 257,247,723.57 : x
  2. Step 2: Convert to fraction form
    452,807,280.69/624,876,163.44 = 257,247,723.57/x
  3. Step 3: Cross multiply
    452,807,280.69x = 624,876,163.44 × 257,247,723.57
  4. Step 4: Simplify right side
    452,807,280.69x = 160,747,970,558,095,264
  5. Step 5: Solve for x
    x = 160,747,970,558,095,264/452,807,280.69
  6. Step 6: Final answer
    x = 355,003,060.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.