Finding the Fourth Proportional to 122,437,853.40, 183,855,845.70 and 88,596,701.40
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Solution
The fourth proportional to 122,437,853.40, 183,855,845.70 and 88,596,701.40 is: 133,039,097.06
Step by Step Solution
- Step 1: Write the proportion equation
122,437,853.40 : 183,855,845.70 = 88,596,701.40 : x - Step 2: Convert to fraction form
122,437,853.40/183,855,845.70 = 88,596,701.40/x - Step 3: Cross multiply
122,437,853.40x = 183,855,845.70 × 88,596,701.40 - Step 4: Simplify right side
122,437,853.40x = 16,289,021,462,127,374 - Step 5: Solve for x
x = 16,289,021,462,127,374/122,437,853.40 - Step 6: Final answer
x = 133,039,097.06
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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.