Finding the Fourth Proportional to 3,364,232,472.90, 4,642,859,477.61 and 1,858,859,005.68
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Solution
The fourth proportional to 3,364,232,472.90, 4,642,859,477.61 and 1,858,859,005.68 is: 2,565,346,248.09
Step by Step Solution
- Step 1: Write the proportion equation
3,364,232,472.90 : 4,642,859,477.61 = 1,858,859,005.68 : x - Step 2: Convert to fraction form
3,364,232,472.90/4,642,859,477.61 = 1,858,859,005.68/x - Step 3: Cross multiply
3,364,232,472.90x = 4,642,859,477.61 × 1,858,859,005.68 - Step 4: Simplify right side
3,364,232,472.90x = 8,630,421,152,062,088,192 - Step 5: Solve for x
x = 8,630,421,152,062,088,192/3,364,232,472.90 - Step 6: Final answer
x = 2,565,346,248.09
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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.