Finding the Fourth Proportional to 135,151,706,375.85, 186,509,539,492.55 and 73,352,276,984.74
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Solution
The fourth proportional to 135,151,706,375.85, 186,509,539,492.55 and 73,352,276,984.74 is: 101,226,242,479.75
Step by Step Solution
- Step 1: Write the proportion equation
135,151,706,375.85 : 186,509,539,492.55 = 73,352,276,984.74 : x - Step 2: Convert to fraction form
135,151,706,375.85/186,509,539,492.55 = 73,352,276,984.74/x - Step 3: Cross multiply
135,151,706,375.85x = 186,509,539,492.55 × 73,352,276,984.74 - Step 4: Simplify right side
135,151,706,375.85x = 13,680,899,401,153,832,288,256 - Step 5: Solve for x
x = 13,680,899,401,153,832,288,256/135,151,706,375.85 - Step 6: Final answer
x = 101,226,242,479.75
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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.