Finding the Fourth Proportional to 1,088,341,211.88, 1,632,242,772.35 and 466,485,926.20
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Solution
The fourth proportional to 1,088,341,211.88, 1,632,242,772.35 and 466,485,926.20 is: 699,613,570.75
Step by Step Solution
- Step 1: Write the proportion equation
1,088,341,211.88 : 1,632,242,772.35 = 466,485,926.20 : x - Step 2: Convert to fraction form
1,088,341,211.88/1,632,242,772.35 = 466,485,926.20/x - Step 3: Cross multiply
1,088,341,211.88x = 1,632,242,772.35 × 466,485,926.20 - Step 4: Simplify right side
1,088,341,211.88x = 761,418,281,438,135,552 - Step 5: Solve for x
x = 761,418,281,438,135,552/1,088,341,211.88 - Step 6: Final answer
x = 699,613,570.75
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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.