Finding the Fourth Proportional to 814,031,290.08, 1,220,307,955.92 and 296,095,569.12
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Solution
The fourth proportional to 814,031,290.08, 1,220,307,955.92 and 296,095,569.12 is: 443,874,557.54
Step by Step Solution
- Step 1: Write the proportion equation
814,031,290.08 : 1,220,307,955.92 = 296,095,569.12 : x - Step 2: Convert to fraction form
814,031,290.08/1,220,307,955.92 = 296,095,569.12/x - Step 3: Cross multiply
814,031,290.08x = 1,220,307,955.92 × 296,095,569.12 - Step 4: Simplify right side
814,031,290.08x = 361,327,778,709,796,288 - Step 5: Solve for x
x = 361,327,778,709,796,288/814,031,290.08 - Step 6: Final answer
x = 443,874,557.54
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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.