Finding the Fourth Proportional to 163,373,740.54, 245,112,415.52 and 58,326,829.79
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Solution
The fourth proportional to 163,373,740.54, 245,112,415.52 and 58,326,829.79 is: 87,508,739.72
Step by Step Solution
- Step 1: Write the proportion equation
163,373,740.54 : 245,112,415.52 = 58,326,829.79 : x - Step 2: Convert to fraction form
163,373,740.54/245,112,415.52 = 58,326,829.79/x - Step 3: Cross multiply
163,373,740.54x = 245,112,415.52 × 58,326,829.79 - Step 4: Simplify right side
163,373,740.54x = 14,296,630,137,933,596 - Step 5: Solve for x
x = 14,296,630,137,933,596/163,373,740.54 - Step 6: Final answer
x = 87,508,739.72
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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.