Finding the Fourth Proportional to 171,048,055.24, 236,241,177.50 and 115,948,252.36
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Solution
The fourth proportional to 171,048,055.24, 236,241,177.50 and 115,948,252.36 is: 160,140,678.76
Step by Step Solution
- Step 1: Write the proportion equation
171,048,055.24 : 236,241,177.50 = 115,948,252.36 : x - Step 2: Convert to fraction form
171,048,055.24/236,241,177.50 = 115,948,252.36/x - Step 3: Cross multiply
171,048,055.24x = 236,241,177.50 × 115,948,252.36 - Step 4: Simplify right side
171,048,055.24x = 27,391,751,665,199,420 - Step 5: Solve for x
x = 27,391,751,665,199,420/171,048,055.24 - Step 6: Final answer
x = 160,140,678.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.