Finding the Fourth Proportional to 1,979,573,279.44, 2,969,742,292.56 and 752,646,334
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Solution
The fourth proportional to 1,979,573,279.44, 2,969,742,292.56 and 752,646,334 is: 1,129,114,881.80
Step by Step Solution
- Step 1: Write the proportion equation
1,979,573,279.44 : 2,969,742,292.56 = 752,646,334 : x - Step 2: Convert to fraction form
1,979,573,279.44/2,969,742,292.56 = 752,646,334/x - Step 3: Cross multiply
1,979,573,279.44x = 2,969,742,292.56 × 752,646,334 - Step 4: Simplify right side
1,979,573,279.44x = 2,235,165,649,420,039,424 - Step 5: Solve for x
x = 2,235,165,649,420,039,424/1,979,573,279.44 - Step 6: Final answer
x = 1,129,114,881.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.