Finding the Fourth Proportional to 131,439,326.28, 197,255,860.62 and 62,352,346.44
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Solution
The fourth proportional to 131,439,326.28, 197,255,860.62 and 62,352,346.44 is: 93,574,473.54
Step by Step Solution
- Step 1: Write the proportion equation
131,439,326.28 : 197,255,860.62 = 62,352,346.44 : x - Step 2: Convert to fraction form
131,439,326.28/197,255,860.62 = 62,352,346.44/x - Step 3: Cross multiply
131,439,326.28x = 197,255,860.62 × 62,352,346.44 - Step 4: Simplify right side
131,439,326.28x = 12,299,365,758,698,594 - Step 5: Solve for x
x = 12,299,365,758,698,594/131,439,326.28 - Step 6: Final answer
x = 93,574,473.54
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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.