Finding the Fourth Proportional to 891,706,072.68, 1,337,029,291.71 and 339,048,914.58
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Solution
The fourth proportional to 891,706,072.68, 1,337,029,291.71 and 339,048,914.58 is: 508,371,922.10
Step by Step Solution
- Step 1: Write the proportion equation
891,706,072.68 : 1,337,029,291.71 = 339,048,914.58 : x - Step 2: Convert to fraction form
891,706,072.68/1,337,029,291.71 = 339,048,914.58/x - Step 3: Cross multiply
891,706,072.68x = 1,337,029,291.71 × 339,048,914.58 - Step 4: Simplify right side
891,706,072.68x = 453,318,330,115,941,696 - Step 5: Solve for x
x = 453,318,330,115,941,696/891,706,072.68 - Step 6: Final answer
x = 508,371,922.10
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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.