Finding the Fourth Proportional to 19,718,766,708,699, 27,200,592,352,302 and 12,298,316,510,744
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Solution
The fourth proportional to 19,718,766,708,699, 27,200,592,352,302 and 12,298,316,510,744 is: 16,964,625,575,734.28
Step by Step Solution
- Step 1: Write the proportion equation
19,718,766,708,699 : 27,200,592,352,302 = 12,298,316,510,744 : x - Step 2: Convert to fraction form
19,718,766,708,699/27,200,592,352,302 = 12,298,316,510,744/x - Step 3: Cross multiply
19,718,766,708,699x = 27,200,592,352,302 × 12,298,316,510,744 - Step 4: Simplify right side
19,718,766,708,699x = 334,521,494,028,332,665,982,156,800 - Step 5: Solve for x
x = 334,521,494,028,332,665,982,156,800/19,718,766,708,699 - Step 6: Final answer
x = 16,964,625,575,734.28
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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.