Finding the Fourth Proportional to 38,890,774,761.84, 53,639,553,666.74 and 33,474,381,576.48
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Solution
The fourth proportional to 38,890,774,761.84, 53,639,553,666.74 and 33,474,381,576.48 is: 46,169,069,606.56
Step by Step Solution
- Step 1: Write the proportion equation
38,890,774,761.84 : 53,639,553,666.74 = 33,474,381,576.48 : x - Step 2: Convert to fraction form
38,890,774,761.84/53,639,553,666.74 = 33,474,381,576.48/x - Step 3: Cross multiply
38,890,774,761.84x = 53,639,553,666.74 × 33,474,381,576.48 - Step 4: Simplify right side
38,890,774,761.84x = 1,795,550,887,032,364,204,032 - Step 5: Solve for x
x = 1,795,550,887,032,364,204,032/38,890,774,761.84 - Step 6: Final answer
x = 46,169,069,606.56
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1.5x scale
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.