Finding the Fourth Proportional to 1,566,268,875.40, 2,349,403,313.10 and 1,311,464,907.40
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Solution
The fourth proportional to 1,566,268,875.40, 2,349,403,313.10 and 1,311,464,907.40 is: 1,967,197,361.10
Step by Step Solution
- Step 1: Write the proportion equation
1,566,268,875.40 : 2,349,403,313.10 = 1,311,464,907.40 : x - Step 2: Convert to fraction form
1,566,268,875.40/2,349,403,313.10 = 1,311,464,907.40/x - Step 3: Cross multiply
1,566,268,875.40x = 2,349,403,313.10 × 1,311,464,907.40 - Step 4: Simplify right side
1,566,268,875.40x = 3,081,159,998,459,944,960 - Step 5: Solve for x
x = 3,081,159,998,459,944,960/1,566,268,875.40 - Step 6: Final answer
x = 1,967,197,361.10
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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.