Finding the Fourth Proportional to 2,045,645,455.84, 2,823,758,419.84 and 1,340,842,857.36
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Solution
The fourth proportional to 2,045,645,455.84, 2,823,758,419.84 and 1,340,842,857.36 is: 1,850,866,335.29
Step by Step Solution
- Step 1: Write the proportion equation
2,045,645,455.84 : 2,823,758,419.84 = 1,340,842,857.36 : x - Step 2: Convert to fraction form
2,045,645,455.84/2,823,758,419.84 = 1,340,842,857.36/x - Step 3: Cross multiply
2,045,645,455.84x = 2,823,758,419.84 × 1,340,842,857.36 - Step 4: Simplify right side
2,045,645,455.84x = 3,786,216,308,152,624,128 - Step 5: Solve for x
x = 3,786,216,308,152,624,128/2,045,645,455.84 - Step 6: Final answer
x = 1,850,866,335.29
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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.