Finding the Fourth Proportional to 135,151,706,341.96, 186,509,539,445.99 and 73,352,276,951.08
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Solution
The fourth proportional to 135,151,706,341.96, 186,509,539,445.99 and 73,352,276,951.08 is: 101,226,242,433.41
Step by Step Solution
- Step 1: Write the proportion equation
135,151,706,341.96 : 186,509,539,445.99 = 73,352,276,951.08 : x - Step 2: Convert to fraction form
135,151,706,341.96/186,509,539,445.99 = 73,352,276,951.08/x - Step 3: Cross multiply
135,151,706,341.96x = 186,509,539,445.99 × 73,352,276,951.08 - Step 4: Simplify right side
135,151,706,341.96x = 13,680,899,391,460,638,457,856 - Step 5: Solve for x
x = 13,680,899,391,460,638,457,856/135,151,706,341.96 - Step 6: Final answer
x = 101,226,242,433.41
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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.