Finding the Fourth Proportional to 409,820,637.18, 565,556,966.40 and 224,181,654.69
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Solution
The fourth proportional to 409,820,637.18, 565,556,966.40 and 224,181,654.69 is: 309,373,138.02
Step by Step Solution
- Step 1: Write the proportion equation
409,820,637.18 : 565,556,966.40 = 224,181,654.69 : x - Step 2: Convert to fraction form
409,820,637.18/565,556,966.40 = 224,181,654.69/x - Step 3: Cross multiply
409,820,637.18x = 565,556,966.40 × 224,181,654.69 - Step 4: Simplify right side
409,820,637.18x = 126,787,496,549,008,720 - Step 5: Solve for x
x = 126,787,496,549,008,720/409,820,637.18 - Step 6: Final answer
x = 309,373,138.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.