Finding the Fourth Proportional to 501,263,899.68, 752,049,836.10 and 239,282,775.96
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Solution
The fourth proportional to 501,263,899.68, 752,049,836.10 and 239,282,775.96 is: 358,997,670.80
Step by Step Solution
- Step 1: Write the proportion equation
501,263,899.68 : 752,049,836.10 = 239,282,775.96 : x - Step 2: Convert to fraction form
501,263,899.68/752,049,836.10 = 239,282,775.96/x - Step 3: Cross multiply
501,263,899.68x = 752,049,836.10 × 239,282,775.96 - Step 4: Simplify right side
501,263,899.68x = 179,952,572,442,271,040 - Step 5: Solve for x
x = 179,952,572,442,271,040/501,263,899.68 - Step 6: Final answer
x = 358,997,670.80
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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.