Finding the Fourth Proportional to 293,631,501.80, 440,447,252.70 and 102,155,277.80
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Solution
The fourth proportional to 293,631,501.80, 440,447,252.70 and 102,155,277.80 is: 153,232,916.70
Step by Step Solution
- Step 1: Write the proportion equation
293,631,501.80 : 440,447,252.70 = 102,155,277.80 : x - Step 2: Convert to fraction form
293,631,501.80/440,447,252.70 = 102,155,277.80/x - Step 3: Cross multiply
293,631,501.80x = 440,447,252.70 × 102,155,277.80 - Step 4: Simplify right side
293,631,501.80x = 44,994,011,455,815,296 - Step 5: Solve for x
x = 44,994,011,455,815,296/293,631,501.80 - Step 6: Final answer
x = 153,232,916.70
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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.