Finding the Fourth Proportional to 963,253,387,569.17, 1,329,314,868,241.50 and 523,816,472,781.65
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Solution
The fourth proportional to 963,253,387,569.17, 1,329,314,868,241.50 and 523,816,472,781.65 is: 722,880,432,588.63
Step by Step Solution
- Step 1: Write the proportion equation
963,253,387,569.17 : 1,329,314,868,241.50 = 523,816,472,781.65 : x - Step 2: Convert to fraction form
963,253,387,569.17/1,329,314,868,241.50 = 523,816,472,781.65/x - Step 3: Cross multiply
963,253,387,569.17x = 1,329,314,868,241.50 × 523,816,472,781.65 - Step 4: Simplify right side
963,253,387,569.17x = 696,317,025,498,466,367,832,064 - Step 5: Solve for x
x = 696,317,025,498,466,367,832,064/963,253,387,569.17 - Step 6: Final answer
x = 722,880,432,588.63
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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.