Finding the Fourth Proportional to 93,286,400.11, 128,739,125.73 and 51,473,177.86
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Solution
The fourth proportional to 93,286,400.11, 128,739,125.73 and 51,473,177.86 is: 71,035,133.83
Step by Step Solution
- Step 1: Write the proportion equation
93,286,400.11 : 128,739,125.73 = 51,473,177.86 : x - Step 2: Convert to fraction form
93,286,400.11/128,739,125.73 = 51,473,177.86/x - Step 3: Cross multiply
93,286,400.11x = 128,739,125.73 × 51,473,177.86 - Step 4: Simplify right side
93,286,400.11x = 6,626,611,916,241,192 - Step 5: Solve for x
x = 6,626,611,916,241,192/93,286,400.11 - Step 6: Final answer
x = 71,035,133.83
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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.