Finding the Fourth Proportional to 124,163,703.04, 171,318,887.04 and 75,283,144.96
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Solution
The fourth proportional to 124,163,703.04, 171,318,887.04 and 75,283,144.96 is: 103,874,355.32
Step by Step Solution
- Step 1: Write the proportion equation
124,163,703.04 : 171,318,887.04 = 75,283,144.96 : x - Step 2: Convert to fraction form
124,163,703.04/171,318,887.04 = 75,283,144.96/x - Step 3: Cross multiply
124,163,703.04x = 171,318,887.04 × 75,283,144.96 - Step 4: Simplify right side
124,163,703.04x = 12,897,424,607,418,184 - Step 5: Solve for x
x = 12,897,424,607,418,184/124,163,703.04 - Step 6: Final answer
x = 103,874,355.32
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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.