Finding the Fourth Proportional to 171,502,861.37, 257,253,782.94 and 48,681,282.74
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Solution
The fourth proportional to 171,502,861.37, 257,253,782.94 and 48,681,282.74 is: 73,021,779.59
Step by Step Solution
- Step 1: Write the proportion equation
171,502,861.37 : 257,253,782.94 = 48,681,282.74 : x - Step 2: Convert to fraction form
171,502,861.37/257,253,782.94 = 48,681,282.74/x - Step 3: Cross multiply
171,502,861.37x = 257,253,782.94 × 48,681,282.74 - Step 4: Simplify right side
171,502,861.37x = 12,523,444,141,950,460 - Step 5: Solve for x
x = 12,523,444,141,950,460/171,502,861.37 - Step 6: Final answer
x = 73,021,779.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.