Finding the Fourth Proportional to 519,513,125,976.88, 778,724,191,473.15 and 174,794,451,333.99
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Solution
The fourth proportional to 519,513,125,976.88, 778,724,191,473.15 and 174,794,451,333.99 is: 262,008,139,896.57
Step by Step Solution
- Step 1: Write the proportion equation
519,513,125,976.88 : 778,724,191,473.15 = 174,794,451,333.99 : x - Step 2: Convert to fraction form
519,513,125,976.88/778,724,191,473.15 = 174,794,451,333.99/x - Step 3: Cross multiply
519,513,125,976.88x = 778,724,191,473.15 × 174,794,451,333.99 - Step 4: Simplify right side
519,513,125,976.88x = 136,116,667,789,054,220,173,312 - Step 5: Solve for x
x = 136,116,667,789,054,220,173,312/519,513,125,976.88 - Step 6: Final answer
x = 262,008,139,896.57
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1.5x scale
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.