Finding the Fourth Proportional to 286,502,113.05, 429,753,169.58 and 286,502,113.05
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Solution
The fourth proportional to 286,502,113.05, 429,753,169.58 and 286,502,113.05 is: 429,753,169.58
Step by Step Solution
- Step 1: Write the proportion equation
286,502,113.05 : 429,753,169.58 = 286,502,113.05 : x - Step 2: Convert to fraction form
286,502,113.05/429,753,169.58 = 286,502,113.05/x - Step 3: Cross multiply
286,502,113.05x = 429,753,169.58 × 286,502,113.05 - Step 4: Simplify right side
286,502,113.05x = 123,125,191,173,172,480 - Step 5: Solve for x
x = 123,125,191,173,172,480/286,502,113.05 - Step 6: Final answer
x = 429,753,169.58
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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.