Finding the Fourth Proportional to 833,174,331.20, 1,150,213,212.96 and 647,118,774.08
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Solution
The fourth proportional to 833,174,331.20, 1,150,213,212.96 and 647,118,774.08 is: 893,359,932.52
Step by Step Solution
- Step 1: Write the proportion equation
833,174,331.20 : 1,150,213,212.96 = 647,118,774.08 : x - Step 2: Convert to fraction form
833,174,331.20/1,150,213,212.96 = 647,118,774.08/x - Step 3: Cross multiply
833,174,331.20x = 1,150,213,212.96 × 647,118,774.08 - Step 4: Simplify right side
833,174,331.20x = 744,324,564,301,293,184 - Step 5: Solve for x
x = 744,324,564,301,293,184/833,174,331.20 - Step 6: Final answer
x = 893,359,932.52
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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.