Finding the Fourth Proportional to 163,322,132.14, 245,031,027.50 and 48,309,737.23
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Solution
The fourth proportional to 163,322,132.14, 245,031,027.50 and 48,309,737.23 is: 72,478,753.47
Step by Step Solution
- Step 1: Write the proportion equation
163,322,132.14 : 245,031,027.50 = 48,309,737.23 : x - Step 2: Convert to fraction form
163,322,132.14/245,031,027.50 = 48,309,737.23/x - Step 3: Cross multiply
163,322,132.14x = 245,031,027.50 × 48,309,737.23 - Step 4: Simplify right side
163,322,132.14x = 11,837,384,551,721,904 - Step 5: Solve for x
x = 11,837,384,551,721,904/163,322,132.14 - Step 6: Final answer
x = 72,478,753.47
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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.