Finding the Fourth Proportional to 157,464,455.30, 236,196,682.95 and 88,589,701.70
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Solution
The fourth proportional to 157,464,455.30, 236,196,682.95 and 88,589,701.70 is: 132,884,552.55
Step by Step Solution
- Step 1: Write the proportion equation
157,464,455.30 : 236,196,682.95 = 88,589,701.70 : x - Step 2: Convert to fraction form
157,464,455.30/236,196,682.95 = 88,589,701.70/x - Step 3: Cross multiply
157,464,455.30x = 236,196,682.95 × 88,589,701.70 - Step 4: Simplify right side
157,464,455.30x = 20,924,593,685,069,976 - Step 5: Solve for x
x = 20,924,593,685,069,976/157,464,455.30 - Step 6: Final answer
x = 132,884,552.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.