Finding the Fourth Proportional to 557,805,406.10, 837,232,328.36 and 292,101,829.83
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Solution
The fourth proportional to 557,805,406.10, 837,232,328.36 and 292,101,829.83 is: 438,427,258.75
Step by Step Solution
- Step 1: Write the proportion equation
557,805,406.10 : 837,232,328.36 = 292,101,829.83 : x - Step 2: Convert to fraction form
557,805,406.10/837,232,328.36 = 292,101,829.83/x - Step 3: Cross multiply
557,805,406.10x = 837,232,328.36 × 292,101,829.83 - Step 4: Simplify right side
557,805,406.10x = 244,557,095,107,517,632 - Step 5: Solve for x
x = 244,557,095,107,517,632/557,805,406.10 - Step 6: Final answer
x = 438,427,258.75
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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.