Finding the Fourth Proportional to 409,767,686.96, 565,483,794.36 and 224,124,733.04
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Solution
The fourth proportional to 409,767,686.96, 565,483,794.36 and 224,124,733.04 is: 309,294,530.74
Step by Step Solution
- Step 1: Write the proportion equation
409,767,686.96 : 565,483,794.36 = 224,124,733.04 : x - Step 2: Convert to fraction form
409,767,686.96/565,483,794.36 = 224,124,733.04/x - Step 3: Cross multiply
409,767,686.96x = 565,483,794.36 × 224,124,733.04 - Step 4: Simplify right side
409,767,686.96x = 126,738,904,449,381,264 - Step 5: Solve for x
x = 126,738,904,449,381,264/409,767,686.96 - Step 6: Final answer
x = 309,294,530.74
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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.