Finding the Fourth Proportional to 286,502,201.18, 429,753,301.77 and 286,502,201.18
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Solution
The fourth proportional to 286,502,201.18, 429,753,301.77 and 286,502,201.18 is: 429,753,301.77
Step by Step Solution
- Step 1: Write the proportion equation
286,502,201.18 : 429,753,301.77 = 286,502,201.18 : x - Step 2: Convert to fraction form
286,502,201.18/429,753,301.77 = 286,502,201.18/x - Step 3: Cross multiply
286,502,201.18x = 429,753,301.77 × 286,502,201.18 - Step 4: Simplify right side
286,502,201.18x = 123,125,266,919,329,024 - Step 5: Solve for x
x = 123,125,266,919,329,024/286,502,201.18 - Step 6: Final answer
x = 429,753,301.77
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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.