Finding the Fourth Proportional to 963,253,387,574.56, 1,329,314,868,249 and 523,816,472,787.09
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Solution
The fourth proportional to 963,253,387,574.56, 1,329,314,868,249 and 523,816,472,787.09 is: 722,880,432,596.17
Step by Step Solution
- Step 1: Write the proportion equation
963,253,387,574.56 : 1,329,314,868,249 = 523,816,472,787.09 : x - Step 2: Convert to fraction form
963,253,387,574.56/1,329,314,868,249 = 523,816,472,787.09/x - Step 3: Cross multiply
963,253,387,574.56x = 1,329,314,868,249 × 523,816,472,787.09 - Step 4: Simplify right side
963,253,387,574.56x = 696,317,025,509,626,437,697,536 - Step 5: Solve for x
x = 696,317,025,509,626,437,697,536/963,253,387,574.56 - Step 6: Final answer
x = 722,880,432,596.17
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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.