Finding the Fourth Proportional to 1,486,618,151.56, 2,050,952,437.35 and 851,199,079.66
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Solution
The fourth proportional to 1,486,618,151.56, 2,050,952,437.35 and 851,199,079.66 is: 1,174,322,286.64
Step by Step Solution
- Step 1: Write the proportion equation
1,486,618,151.56 : 2,050,952,437.35 = 851,199,079.66 : x - Step 2: Convert to fraction form
1,486,618,151.56/2,050,952,437.35 = 851,199,079.66/x - Step 3: Cross multiply
1,486,618,151.56x = 2,050,952,437.35 × 851,199,079.66 - Step 4: Simplify right side
1,486,618,151.56x = 1,745,768,827,098,753,536 - Step 5: Solve for x
x = 1,745,768,827,098,753,536/1,486,618,151.56 - Step 6: Final answer
x = 1,174,322,286.64
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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.