Finding the Fourth Proportional to 133,873,330.48, 184,745,195.64 and 75,135,995.62
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Solution
The fourth proportional to 133,873,330.48, 184,745,195.64 and 75,135,995.62 is: 103,687,673.72
Step by Step Solution
- Step 1: Write the proportion equation
133,873,330.48 : 184,745,195.64 = 75,135,995.62 : x - Step 2: Convert to fraction form
133,873,330.48/184,745,195.64 = 75,135,995.62/x - Step 3: Cross multiply
133,873,330.48x = 184,745,195.64 × 75,135,995.62 - Step 4: Simplify right side
133,873,330.48x = 13,881,014,210,423,082 - Step 5: Solve for x
x = 13,881,014,210,423,082/133,873,330.48 - Step 6: Final answer
x = 103,687,673.72
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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.