Finding the Fourth Proportional to 246,987,852.60, 340,864,169.58 and 137,014,995
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Solution
The fourth proportional to 246,987,852.60, 340,864,169.58 and 137,014,995 is: 189,092,305.55
Step by Step Solution
- Step 1: Write the proportion equation
246,987,852.60 : 340,864,169.58 = 137,014,995 : x - Step 2: Convert to fraction form
246,987,852.60/340,864,169.58 = 137,014,995/x - Step 3: Cross multiply
246,987,852.60x = 340,864,169.58 × 137,014,995 - Step 4: Simplify right side
246,987,852.60x = 46,703,502,490,682,848 - Step 5: Solve for x
x = 46,703,502,490,682,848/246,987,852.60 - Step 6: Final answer
x = 189,092,305.55
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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.