Finding the Fourth Proportional to 5,361,730,020.87, 8,043,758,501.52 and 1,630,924,447.97
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Solution
The fourth proportional to 5,361,730,020.87, 8,043,758,501.52 and 1,630,924,447.97 is: 2,446,740,574.89
Step by Step Solution
- Step 1: Write the proportion equation
5,361,730,020.87 : 8,043,758,501.52 = 1,630,924,447.97 : x - Step 2: Convert to fraction form
5,361,730,020.87/8,043,758,501.52 = 1,630,924,447.97/x - Step 3: Cross multiply
5,361,730,020.87x = 8,043,758,501.52 × 1,630,924,447.97 - Step 4: Simplify right side
5,361,730,020.87x = 13,118,762,393,655,281,664 - Step 5: Solve for x
x = 13,118,762,393,655,281,664/5,361,730,020.87 - Step 6: Final answer
x = 2,446,740,574.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.