Finding the Fourth Proportional to 1,884,276,810.40, 2,600,546,071.44 and 1,080,817,774.24
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Solution
The fourth proportional to 1,884,276,810.40, 2,600,546,071.44 and 1,080,817,774.24 is: 1,491,668,528.33
Step by Step Solution
- Step 1: Write the proportion equation
1,884,276,810.40 : 2,600,546,071.44 = 1,080,817,774.24 : x - Step 2: Convert to fraction form
1,884,276,810.40/2,600,546,071.44 = 1,080,817,774.24/x - Step 3: Cross multiply
1,884,276,810.40x = 2,600,546,071.44 × 1,080,817,774.24 - Step 4: Simplify right side
1,884,276,810.40x = 2,810,716,416,742,356,992 - Step 5: Solve for x
x = 2,810,716,416,742,356,992/1,884,276,810.40 - Step 6: Final answer
x = 1,491,668,528.33
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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.