Finding the Fourth Proportional to 319,341,275.99, 479,008,720.61 and 100,991,655.26
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Solution
The fourth proportional to 319,341,275.99, 479,008,720.61 and 100,991,655.26 is: 151,486,472.98
Step by Step Solution
- Step 1: Write the proportion equation
319,341,275.99 : 479,008,720.61 = 100,991,655.26 : x - Step 2: Convert to fraction form
319,341,275.99/479,008,720.61 = 100,991,655.26/x - Step 3: Cross multiply
319,341,275.99x = 479,008,720.61 × 100,991,655.26 - Step 4: Simplify right side
319,341,275.99x = 48,375,883,577,653,776 - Step 5: Solve for x
x = 48,375,883,577,653,776/319,341,275.99 - Step 6: Final answer
x = 151,486,472.98
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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.