Finding the Fourth Proportional to 286,605,310.42, 429,277,813.98 and 236,857,358.98
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Solution
The fourth proportional to 286,605,310.42, 429,277,813.98 and 236,857,358.98 is: 354,765,266.35
Step by Step Solution
- Step 1: Write the proportion equation
286,605,310.42 : 429,277,813.98 = 236,857,358.98 : x - Step 2: Convert to fraction form
286,605,310.42/429,277,813.98 = 236,857,358.98/x - Step 3: Cross multiply
286,605,310.42x = 429,277,813.98 × 236,857,358.98 - Step 4: Simplify right side
286,605,310.42x = 101,677,609,288,010,528 - Step 5: Solve for x
x = 101,677,609,288,010,528/286,605,310.42 - Step 6: Final answer
x = 354,765,266.35
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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.