Finding the Fourth Proportional to 4,801,782,621.76, 6,626,317,699.17 and 2,658,484,805.50
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Solution
The fourth proportional to 4,801,782,621.76, 6,626,317,699.17 and 2,658,484,805.50 is: 3,668,630,237.41
Step by Step Solution
- Step 1: Write the proportion equation
4,801,782,621.76 : 6,626,317,699.17 = 2,658,484,805.50 : x - Step 2: Convert to fraction form
4,801,782,621.76/6,626,317,699.17 = 2,658,484,805.50/x - Step 3: Cross multiply
4,801,782,621.76x = 6,626,317,699.17 × 2,658,484,805.50 - Step 4: Simplify right side
4,801,782,621.76x = 17,615,964,919,659,165,696 - Step 5: Solve for x
x = 17,615,964,919,659,165,696/4,801,782,621.76 - Step 6: Final answer
x = 3,668,630,237.41
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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.