Finding the Fourth Proportional to 177,808,703.36, 266,367,950.72 and 131,037,246.40
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Solution
The fourth proportional to 177,808,703.36, 266,367,950.72 and 131,037,246.40 is: 196,301,542.79
Step by Step Solution
- Step 1: Write the proportion equation
177,808,703.36 : 266,367,950.72 = 131,037,246.40 : x - Step 2: Convert to fraction form
177,808,703.36/266,367,950.72 = 131,037,246.40/x - Step 3: Cross multiply
177,808,703.36x = 266,367,950.72 × 131,037,246.40 - Step 4: Simplify right side
177,808,703.36x = 34,904,122,791,559,700 - Step 5: Solve for x
x = 34,904,122,791,559,700/177,808,703.36 - Step 6: Final answer
x = 196,301,542.79
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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.