Finding the Fourth Proportional to 1,084,924,020.48, 1,497,184,625.74 and 589,886,728.98
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Solution
The fourth proportional to 1,084,924,020.48, 1,497,184,625.74 and 589,886,728.98 is: 814,037,964.77
Step by Step Solution
- Step 1: Write the proportion equation
1,084,924,020.48 : 1,497,184,625.74 = 589,886,728.98 : x - Step 2: Convert to fraction form
1,084,924,020.48/1,497,184,625.74 = 589,886,728.98/x - Step 3: Cross multiply
1,084,924,020.48x = 1,497,184,625.74 × 589,886,728.98 - Step 4: Simplify right side
1,084,924,020.48x = 883,169,341,556,914,176 - Step 5: Solve for x
x = 883,169,341,556,914,176/1,084,924,020.48 - Step 6: Final answer
x = 814,037,964.77
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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.