Finding the Fourth Proportional to 286,910,892, 395,937,123.12 and 183,894,444
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Solution
The fourth proportional to 286,910,892, 395,937,123.12 and 183,894,444 is: 253,774,391.79
Step by Step Solution
- Step 1: Write the proportion equation
286,910,892 : 395,937,123.12 = 183,894,444 : x - Step 2: Convert to fraction form
286,910,892/395,937,123.12 = 183,894,444/x - Step 3: Cross multiply
286,910,892x = 395,937,123.12 × 183,894,444 - Step 4: Simplify right side
286,910,892x = 72,810,637,115,111,952 - Step 5: Solve for x
x = 72,810,637,115,111,952/286,910,892 - Step 6: Final answer
x = 253,774,391.79
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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.