Home / 452,807,282.69-624,876,166.22-257,247,725.57

Finding the Fourth Proportional to 452,807,282.69, 624,876,166.22 and 257,247,725.57

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Solution

The fourth proportional to 452,807,282.69, 624,876,166.22 and 257,247,725.57 is: 355,003,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,807,282.69 : 624,876,166.22 = 257,247,725.57 : x
  2. Step 2: Convert to fraction form
    452,807,282.69/624,876,166.22 = 257,247,725.57/x
  3. Step 3: Cross multiply
    452,807,282.69x = 624,876,166.22 × 257,247,725.57
  4. Step 4: Simplify right side
    452,807,282.69x = 160,747,972,518,585,664
  5. Step 5: Solve for x
    x = 160,747,972,518,585,664/452,807,282.69
  6. Step 6: Final answer
    x = 355,003,063.48

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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.