Finding the Fourth Proportional to 286,658,306.64, 395,463,715.88 and 182,180,417.84
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Solution
The fourth proportional to 286,658,306.64, 395,463,715.88 and 182,180,417.84 is: 251,329,695.78
Step by Step Solution
- Step 1: Write the proportion equation
286,658,306.64 : 395,463,715.88 = 182,180,417.84 : x - Step 2: Convert to fraction form
286,658,306.64/395,463,715.88 = 182,180,417.84/x - Step 3: Cross multiply
286,658,306.64x = 395,463,715.88 × 182,180,417.84 - Step 4: Simplify right side
286,658,306.64x = 72,045,744,999,577,440 - Step 5: Solve for x
x = 72,045,744,999,577,440/286,658,306.64 - Step 6: Final answer
x = 251,329,695.78
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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.