Finding the Fourth Proportional to 134,563,766.70, 185,698,072.53 and 72,684,105.26
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Solution
The fourth proportional to 134,563,766.70, 185,698,072.53 and 72,684,105.26 is: 100,304,105.49
Step by Step Solution
- Step 1: Write the proportion equation
134,563,766.70 : 185,698,072.53 = 72,684,105.26 : x - Step 2: Convert to fraction form
134,563,766.70/185,698,072.53 = 72,684,105.26/x - Step 3: Cross multiply
134,563,766.70x = 185,698,072.53 × 72,684,105.26 - Step 4: Simplify right side
134,563,766.70x = 13,497,298,250,250,780 - Step 5: Solve for x
x = 13,497,298,250,250,780/134,563,766.70 - Step 6: Final answer
x = 100,304,105.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.