Finding the Fourth Proportional to 354,613,745,659.29, 489,367,440,932.23 and 192,033,671,950.99
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Solution
The fourth proportional to 354,613,745,659.29, 489,367,440,932.23 and 192,033,671,950.99 is: 265,006,722,852.10
Step by Step Solution
- Step 1: Write the proportion equation
354,613,745,659.29 : 489,367,440,932.23 = 192,033,671,950.99 : x - Step 2: Convert to fraction form
354,613,745,659.29/489,367,440,932.23 = 192,033,671,950.99/x - Step 3: Cross multiply
354,613,745,659.29x = 489,367,440,932.23 × 192,033,671,950.99 - Step 4: Simplify right side
354,613,745,659.29x = 93,975,026,615,475,320,651,776 - Step 5: Solve for x
x = 93,975,026,615,475,320,651,776/354,613,745,659.29 - Step 6: Final answer
x = 265,006,722,852.10
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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.