Finding the Fourth Proportional to 102,561,408.63, 153,747,839.58 and 36,966,495.29
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Solution
The fourth proportional to 102,561,408.63, 153,747,839.58 and 36,966,495.29 is: 55,415,763.71
Step by Step Solution
- Step 1: Write the proportion equation
102,561,408.63 : 153,747,839.58 = 36,966,495.29 : x - Step 2: Convert to fraction form
102,561,408.63/153,747,839.58 = 36,966,495.29/x - Step 3: Cross multiply
102,561,408.63x = 153,747,839.58 × 36,966,495.29 - Step 4: Simplify right side
102,561,408.63x = 5,683,518,786,774,381 - Step 5: Solve for x
x = 5,683,518,786,774,381/102,561,408.63 - Step 6: Final answer
x = 55,415,763.71
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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.