Finding the Fourth Proportional to 13,688,909,444.08, 18,846,790,605.68 and 10,674,293,764.08
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Solution
The fourth proportional to 13,688,909,444.08, 18,846,790,605.68 and 10,674,293,764.08 is: 14,696,289,741.48
Step by Step Solution
- Step 1: Write the proportion equation
13,688,909,444.08 : 18,846,790,605.68 = 10,674,293,764.08 : x - Step 2: Convert to fraction form
13,688,909,444.08/18,846,790,605.68 = 10,674,293,764.08/x - Step 3: Cross multiply
13,688,909,444.08x = 18,846,790,605.68 × 10,674,293,764.08 - Step 4: Simplify right side
13,688,909,444.08x = 201,176,179,435,131,568,128 - Step 5: Solve for x
x = 201,176,179,435,131,568,128/13,688,909,444.08 - Step 6: Final answer
x = 14,696,289,741.48
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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.