Finding the Fourth Proportional to 1,485,127,696.84, 2,227,691,958.05 and 552,328,667.44
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Solution
The fourth proportional to 1,485,127,696.84, 2,227,691,958.05 and 552,328,667.44 is: 828,493,154.68
Step by Step Solution
- Step 1: Write the proportion equation
1,485,127,696.84 : 2,227,691,958.05 = 552,328,667.44 : x - Step 2: Convert to fraction form
1,485,127,696.84/2,227,691,958.05 = 552,328,667.44/x - Step 3: Cross multiply
1,485,127,696.84x = 2,227,691,958.05 × 552,328,667.44 - Step 4: Simplify right side
1,485,127,696.84x = 1,230,418,130,652,427,776 - Step 5: Solve for x
x = 1,230,418,130,652,427,776/1,485,127,696.84 - Step 6: Final answer
x = 828,493,154.68
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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.