Finding the Fourth Proportional to 115,985,031, 160,055,245.71 and 63,773,701.08
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Solution
The fourth proportional to 115,985,031, 160,055,245.71 and 63,773,701.08 is: 88,005,454.74
Step by Step Solution
- Step 1: Write the proportion equation
115,985,031 : 160,055,245.71 = 63,773,701.08 : x - Step 2: Convert to fraction form
115,985,031/160,055,245.71 = 63,773,701.08/x - Step 3: Cross multiply
115,985,031x = 160,055,245.71 × 63,773,701.08 - Step 4: Simplify right side
115,985,031x = 10,207,315,396,195,492 - Step 5: Solve for x
x = 10,207,315,396,195,492/115,985,031 - Step 6: Final answer
x = 88,005,454.74
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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.