Finding the Fourth Proportional to 19,845,211,667.28, 27,386,045,776.26 and 10,813,044,538.08
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Solution
The fourth proportional to 19,845,211,667.28, 27,386,045,776.26 and 10,813,044,538.08 is: 14,921,812,760.95
Step by Step Solution
- Step 1: Write the proportion equation
19,845,211,667.28 : 27,386,045,776.26 = 10,813,044,538.08 : x - Step 2: Convert to fraction form
19,845,211,667.28/27,386,045,776.26 = 10,813,044,538.08/x - Step 3: Cross multiply
19,845,211,667.28x = 27,386,045,776.26 × 10,813,044,538.08 - Step 4: Simplify right side
19,845,211,667.28x = 296,126,532,700,596,994,048 - Step 5: Solve for x
x = 296,126,532,700,596,994,048/19,845,211,667.28 - Step 6: Final answer
x = 14,921,812,760.95
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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.