Finding the Fourth Proportional to 1,424,363,241.60, 2,136,544,862.40 and 441,787,881.60
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Solution
The fourth proportional to 1,424,363,241.60, 2,136,544,862.40 and 441,787,881.60 is: 662,681,822.40
Step by Step Solution
- Step 1: Write the proportion equation
1,424,363,241.60 : 2,136,544,862.40 = 441,787,881.60 : x - Step 2: Convert to fraction form
1,424,363,241.60/2,136,544,862.40 = 441,787,881.60/x - Step 3: Cross multiply
1,424,363,241.60x = 2,136,544,862.40 × 441,787,881.60 - Step 4: Simplify right side
1,424,363,241.60x = 943,899,628,703,059,584 - Step 5: Solve for x
x = 943,899,628,703,059,584/1,424,363,241.60 - Step 6: Final answer
x = 662,681,822.40
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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.