Finding the Fourth Proportional to 1,624,008,932.84, 2,240,748,048.42 and 919,160,934.44
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Solution
The fourth proportional to 1,624,008,932.84, 2,240,748,048.42 and 919,160,934.44 is: 1,268,224,594.32
Step by Step Solution
- Step 1: Write the proportion equation
1,624,008,932.84 : 2,240,748,048.42 = 919,160,934.44 : x - Step 2: Convert to fraction form
1,624,008,932.84/2,240,748,048.42 = 919,160,934.44/x - Step 3: Cross multiply
1,624,008,932.84x = 2,240,748,048.42 × 919,160,934.44 - Step 4: Simplify right side
1,624,008,932.84x = 2,059,608,070,030,333,696 - Step 5: Solve for x
x = 2,059,608,070,030,333,696/1,624,008,932.84 - Step 6: Final answer
x = 1,268,224,594.32
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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.