Finding the Fourth Proportional to 355,673,824.74, 490,881,219.12 and 204,937,610.94
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Solution
The fourth proportional to 355,673,824.74, 490,881,219.12 and 204,937,610.94 is: 282,843,485.53
Step by Step Solution
- Step 1: Write the proportion equation
355,673,824.74 : 490,881,219.12 = 204,937,610.94 : x - Step 2: Convert to fraction form
355,673,824.74/490,881,219.12 = 204,937,610.94/x - Step 3: Cross multiply
355,673,824.74x = 490,881,219.12 × 204,937,610.94 - Step 4: Simplify right side
355,673,824.74x = 100,600,024,301,767,456 - Step 5: Solve for x
x = 100,600,024,301,767,456/355,673,824.74 - Step 6: Final answer
x = 282,843,485.53
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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.