Home / 452,107,245.61-623,865,355.05-253,830,015.37

Finding the Fourth Proportional to 452,107,245.61, 623,865,355.05 and 253,830,015.37

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Solution

The fourth proportional to 452,107,245.61, 623,865,355.05 and 253,830,015.37 is: 350,261,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,107,245.61 : 623,865,355.05 = 253,830,015.37 : x
  2. Step 2: Convert to fraction form
    452,107,245.61/623,865,355.05 = 253,830,015.37/x
  3. Step 3: Cross multiply
    452,107,245.61x = 623,865,355.05 × 253,830,015.37
  4. Step 4: Simplify right side
    452,107,245.61x = 158,355,752,661,152,000
  5. Step 5: Solve for x
    x = 158,355,752,661,152,000/452,107,245.61
  6. Step 6: Final answer
    x = 350,261,479.33

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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.