Finding the Fourth Proportional to 5,872,971,443.60, 8,104,914,432.60 and 3,196,622,265.32
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Solution
The fourth proportional to 5,872,971,443.60, 8,104,914,432.60 and 3,196,622,265.32 is: 4,411,455,118.17
Step by Step Solution
- Step 1: Write the proportion equation
5,872,971,443.60 : 8,104,914,432.60 = 3,196,622,265.32 : x - Step 2: Convert to fraction form
5,872,971,443.60/8,104,914,432.60 = 3,196,622,265.32/x - Step 3: Cross multiply
5,872,971,443.60x = 8,104,914,432.60 × 3,196,622,265.32 - Step 4: Simplify right side
5,872,971,443.60x = 25,908,349,933,762,576,384 - Step 5: Solve for x
x = 25,908,349,933,762,576,384/5,872,971,443.60 - Step 6: Final answer
x = 4,411,455,118.17
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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.