Finding the Fourth Proportional to 1,359,874,029.80, 2,039,811,044.70 and 1,087,776,237.80
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Solution
The fourth proportional to 1,359,874,029.80, 2,039,811,044.70 and 1,087,776,237.80 is: 1,631,664,356.70
Step by Step Solution
- Step 1: Write the proportion equation
1,359,874,029.80 : 2,039,811,044.70 = 1,087,776,237.80 : x - Step 2: Convert to fraction form
1,359,874,029.80/2,039,811,044.70 = 1,087,776,237.80/x - Step 3: Cross multiply
1,359,874,029.80x = 2,039,811,044.70 × 1,087,776,237.80 - Step 4: Simplify right side
1,359,874,029.80x = 2,218,857,984,026,653,696 - Step 5: Solve for x
x = 2,218,857,984,026,653,696/1,359,874,029.80 - Step 6: Final answer
x = 1,631,664,356.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.