Finding the Fourth Proportional to 929,147,124.06, 1,393,720,685.61 and 346,926,837.98
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Solution
The fourth proportional to 929,147,124.06, 1,393,720,685.61 and 346,926,837.98 is: 520,390,256.79
Step by Step Solution
- Step 1: Write the proportion equation
929,147,124.06 : 1,393,720,685.61 = 346,926,837.98 : x - Step 2: Convert to fraction form
929,147,124.06/1,393,720,685.61 = 346,926,837.98/x - Step 3: Cross multiply
929,147,124.06x = 1,393,720,685.61 × 346,926,837.98 - Step 4: Simplify right side
929,147,124.06x = 483,519,110,485,995,008 - Step 5: Solve for x
x = 483,519,110,485,995,008/929,147,124.06 - Step 6: Final answer
x = 520,390,256.79
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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.