Finding the Fourth Proportional to 1,871,344,497.36, 2,582,353,096.56 and 1,024,407,979.32
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Solution
The fourth proportional to 1,871,344,497.36, 2,582,353,096.56 and 1,024,407,979.32 is: 1,413,627,005.22
Step by Step Solution
- Step 1: Write the proportion equation
1,871,344,497.36 : 2,582,353,096.56 = 1,024,407,979.32 : x - Step 2: Convert to fraction form
1,871,344,497.36/2,582,353,096.56 = 1,024,407,979.32/x - Step 3: Cross multiply
1,871,344,497.36x = 2,582,353,096.56 × 1,024,407,979.32 - Step 4: Simplify right side
1,871,344,497.36x = 2,645,383,117,537,774,592 - Step 5: Solve for x
x = 2,645,383,117,537,774,592/1,871,344,497.36 - Step 6: Final answer
x = 1,413,627,005.22
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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.