Finding the Fourth Proportional to 2,248,213,053.58, 3,102,858,699.22 and 1,295,411,377.12
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Solution
The fourth proportional to 2,248,213,053.58, 3,102,858,699.22 and 1,295,411,377.12 is: 1,787,854,782.79
Step by Step Solution
- Step 1: Write the proportion equation
2,248,213,053.58 : 3,102,858,699.22 = 1,295,411,377.12 : x - Step 2: Convert to fraction form
2,248,213,053.58/3,102,858,699.22 = 1,295,411,377.12/x - Step 3: Cross multiply
2,248,213,053.58x = 3,102,858,699.22 × 1,295,411,377.12 - Step 4: Simplify right side
2,248,213,053.58x = 4,019,478,460,565,351,424 - Step 5: Solve for x
x = 4,019,478,460,565,351,424/2,248,213,053.58 - Step 6: Final answer
x = 1,787,854,782.79
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1.5x scale
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.