Finding the Fourth Proportional to 124,447,125.70, 186,670,688.55 and 83,526,168.70
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Solution
The fourth proportional to 124,447,125.70, 186,670,688.55 and 83,526,168.70 is: 125,289,253.05
Step by Step Solution
- Step 1: Write the proportion equation
124,447,125.70 : 186,670,688.55 = 83,526,168.70 : x - Step 2: Convert to fraction form
124,447,125.70/186,670,688.55 = 83,526,168.70/x - Step 3: Cross multiply
124,447,125.70x = 186,670,688.55 × 83,526,168.70 - Step 4: Simplify right side
124,447,125.70x = 15,591,887,423,172,460 - Step 5: Solve for x
x = 15,591,887,423,172,460/124,447,125.70 - Step 6: Final answer
x = 125,289,253.05
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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.