Finding the Fourth Proportional to 1,498,319,959,742.40, 2,067,327,157,109.60 and 847,998,543,126.08
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Solution
The fourth proportional to 1,498,319,959,742.40, 2,067,327,157,109.60 and 847,998,543,126.08 is: 1,170,037,418,239.64
Step by Step Solution
- Step 1: Write the proportion equation
1,498,319,959,742.40 : 2,067,327,157,109.60 = 847,998,543,126.08 : x - Step 2: Convert to fraction form
1,498,319,959,742.40/2,067,327,157,109.60 = 847,998,543,126.08/x - Step 3: Cross multiply
1,498,319,959,742.40x = 2,067,327,157,109.60 × 847,998,543,126.08 - Step 4: Simplify right side
1,498,319,959,742.40x = 1,753,090,417,393,921,412,825,088 - Step 5: Solve for x
x = 1,753,090,417,393,921,412,825,088/1,498,319,959,742.40 - Step 6: Final answer
x = 1,170,037,418,239.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.