Finding the Fourth Proportional to 344,149,548.57, 474,926,445.36 and 187,516,655.55
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Solution
The fourth proportional to 344,149,548.57, 474,926,445.36 and 187,516,655.55 is: 258,773,021.89
Step by Step Solution
- Step 1: Write the proportion equation
344,149,548.57 : 474,926,445.36 = 187,516,655.55 : x - Step 2: Convert to fraction form
344,149,548.57/474,926,445.36 = 187,516,655.55/x - Step 3: Cross multiply
344,149,548.57x = 474,926,445.36 × 187,516,655.55 - Step 4: Simplify right side
344,149,548.57x = 89,056,618,666,157,024 - Step 5: Solve for x
x = 89,056,618,666,157,024/344,149,548.57 - Step 6: Final answer
x = 258,773,021.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.