Finding the Fourth Proportional to 1,651,634,353.08, 2,278,094,987.70 and 1,086,939,317.88
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Solution
The fourth proportional to 1,651,634,353.08, 2,278,094,987.70 and 1,086,939,317.88 is: 1,499,212,587.45
Step by Step Solution
- Step 1: Write the proportion equation
1,651,634,353.08 : 2,278,094,987.70 = 1,086,939,317.88 : x - Step 2: Convert to fraction form
1,651,634,353.08/2,278,094,987.70 = 1,086,939,317.88/x - Step 3: Cross multiply
1,651,634,353.08x = 2,278,094,987.70 × 1,086,939,317.88 - Step 4: Simplify right side
1,651,634,353.08x = 2,476,151,011,996,485,120 - Step 5: Solve for x
x = 2,476,151,011,996,485,120/1,651,634,353.08 - Step 6: Final answer
x = 1,499,212,587.45
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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.