Finding the Fourth Proportional to 141,579,226,496.88, 195,379,410,955.14 and 76,473,653,491.98
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Solution
The fourth proportional to 141,579,226,496.88, 195,379,410,955.14 and 76,473,653,491.98 is: 105,533,684,160.79
Step by Step Solution
- Step 1: Write the proportion equation
141,579,226,496.88 : 195,379,410,955.14 = 76,473,653,491.98 : x - Step 2: Convert to fraction form
141,579,226,496.88/195,379,410,955.14 = 76,473,653,491.98/x - Step 3: Cross multiply
141,579,226,496.88x = 195,379,410,955.14 × 76,473,653,491.98 - Step 4: Simplify right side
141,579,226,496.88x = 14,941,377,372,850,537,627,648 - Step 5: Solve for x
x = 14,941,377,372,850,537,627,648/141,579,226,496.88 - Step 6: Final answer
x = 105,533,684,160.79
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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.