Finding the Fourth Proportional to 118,390,848,160.28, 177,515,353,320.84 and 37,681,689,468.92
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Solution
The fourth proportional to 118,390,848,160.28, 177,515,353,320.84 and 37,681,689,468.92 is: 56,499,961,979.71
Step by Step Solution
- Step 1: Write the proportion equation
118,390,848,160.28 : 177,515,353,320.84 = 37,681,689,468.92 : x - Step 2: Convert to fraction form
118,390,848,160.28/177,515,353,320.84 = 37,681,689,468.92/x - Step 3: Cross multiply
118,390,848,160.28x = 177,515,353,320.84 × 37,681,689,468.92 - Step 4: Simplify right side
118,390,848,160.28x = 6,689,078,419,801,508,937,728 - Step 5: Solve for x
x = 6,689,078,419,801,508,937,728/118,390,848,160.28 - Step 6: Final answer
x = 56,499,961,979.71
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1.5x scale
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.