Finding the Fourth Proportional to 1,913,048,438,554.70, 2,871,614,728,110.60 and 824,482,645,486.73
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Solution
The fourth proportional to 1,913,048,438,554.70, 2,871,614,728,110.60 and 824,482,645,486.73 is: 1,237,604,056,507.84
Step by Step Solution
- Step 1: Write the proportion equation
1,913,048,438,554.70 : 2,871,614,728,110.60 = 824,482,645,486.73 : x - Step 2: Convert to fraction form
1,913,048,438,554.70/2,871,614,728,110.60 = 824,482,645,486.73/x - Step 3: Cross multiply
1,913,048,438,554.70x = 2,871,614,728,110.60 × 824,482,645,486.73 - Step 4: Simplify right side
1,913,048,438,554.70x = 2,367,596,507,851,284,474,232,832 - Step 5: Solve for x
x = 2,367,596,507,851,284,474,232,832/1,913,048,438,554.70 - Step 6: Final answer
x = 1,237,604,056,507.84
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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.