Finding the Fourth Proportional to 372,264,246.90, 558,396,370.35 and 314,868,618.90
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Solution
The fourth proportional to 372,264,246.90, 558,396,370.35 and 314,868,618.90 is: 472,302,928.35
Step by Step Solution
- Step 1: Write the proportion equation
372,264,246.90 : 558,396,370.35 = 314,868,618.90 : x - Step 2: Convert to fraction form
372,264,246.90/558,396,370.35 = 314,868,618.90/x - Step 3: Cross multiply
372,264,246.90x = 558,396,370.35 × 314,868,618.90 - Step 4: Simplify right side
372,264,246.90x = 175,821,493,930,877,408 - Step 5: Solve for x
x = 175,821,493,930,877,408/372,264,246.90 - Step 6: Final answer
x = 472,302,928.35
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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.