Finding the Fourth Proportional to 127,956,363.95, 176,579,250.38 and 69,218,884.28
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Solution
The fourth proportional to 127,956,363.95, 176,579,250.38 and 69,218,884.28 is: 95,521,772.59
Step by Step Solution
- Step 1: Write the proportion equation
127,956,363.95 : 176,579,250.38 = 69,218,884.28 : x - Step 2: Convert to fraction form
127,956,363.95/176,579,250.38 = 69,218,884.28/x - Step 3: Cross multiply
127,956,363.95x = 176,579,250.38 × 69,218,884.28 - Step 4: Simplify right side
127,956,363.95x = 12,222,618,698,475,412 - Step 5: Solve for x
x = 12,222,618,698,475,412/127,956,363.95 - Step 6: Final answer
x = 95,521,772.59
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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.