Finding the Fourth Proportional to 995,572,025.20, 1,373,889,529.26 and 549,535,472.65
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Solution
The fourth proportional to 995,572,025.20, 1,373,889,529.26 and 549,535,472.65 is: 758,359,026.48
Step by Step Solution
- Step 1: Write the proportion equation
995,572,025.20 : 1,373,889,529.26 = 549,535,472.65 : x - Step 2: Convert to fraction form
995,572,025.20/1,373,889,529.26 = 549,535,472.65/x - Step 3: Cross multiply
995,572,025.20x = 1,373,889,529.26 × 549,535,472.65 - Step 4: Simplify right side
995,572,025.20x = 755,001,031,821,163,008 - Step 5: Solve for x
x = 755,001,031,821,163,008/995,572,025.20 - Step 6: Final answer
x = 758,359,026.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.