Finding the Fourth Proportional to 274,688,765.70, 412,033,148.55 and 92,935,943.70
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Solution
The fourth proportional to 274,688,765.70, 412,033,148.55 and 92,935,943.70 is: 139,403,915.55
Step by Step Solution
- Step 1: Write the proportion equation
274,688,765.70 : 412,033,148.55 = 92,935,943.70 : x - Step 2: Convert to fraction form
274,688,765.70/412,033,148.55 = 92,935,943.70/x - Step 3: Cross multiply
274,688,765.70x = 412,033,148.55 × 92,935,943.70 - Step 4: Simplify right side
274,688,765.70x = 38,292,689,496,176,536 - Step 5: Solve for x
x = 38,292,689,496,176,536/274,688,765.70 - Step 6: Final answer
x = 139,403,915.55
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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.