Finding the Fourth Proportional to 296,718,783.84, 409,417,779.75 and 171,225,197.91
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Solution
The fourth proportional to 296,718,783.84, 409,417,779.75 and 171,225,197.91 is: 236,259,529.84
Step by Step Solution
- Step 1: Write the proportion equation
296,718,783.84 : 409,417,779.75 = 171,225,197.91 : x - Step 2: Convert to fraction form
296,718,783.84/409,417,779.75 = 171,225,197.91/x - Step 3: Cross multiply
296,718,783.84x = 409,417,779.75 × 171,225,197.91 - Step 4: Simplify right side
296,718,783.84x = 70,102,640,365,566,536 - Step 5: Solve for x
x = 70,102,640,365,566,536/296,718,783.84 - Step 6: Final answer
x = 236,259,529.84
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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.