Finding the Fourth Proportional to 427,216,419.84, 589,570,252.02 and 241,605,192
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Solution
The fourth proportional to 427,216,419.84, 589,570,252.02 and 241,605,192 is: 333,421,720.99
Step by Step Solution
- Step 1: Write the proportion equation
427,216,419.84 : 589,570,252.02 = 241,605,192 : x - Step 2: Convert to fraction form
427,216,419.84/589,570,252.02 = 241,605,192/x - Step 3: Cross multiply
427,216,419.84x = 589,570,252.02 × 241,605,192 - Step 4: Simplify right side
427,216,419.84x = 142,443,233,936,780,480 - Step 5: Solve for x
x = 142,443,233,936,780,480/427,216,419.84 - Step 6: Final answer
x = 333,421,720.99
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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.