Finding the Fourth Proportional to 326,506,889.88, 450,579,508.10 and 179,829,173.88
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Solution
The fourth proportional to 326,506,889.88, 450,579,508.10 and 179,829,173.88 is: 248,164,259.99
Step by Step Solution
- Step 1: Write the proportion equation
326,506,889.88 : 450,579,508.10 = 179,829,173.88 : x - Step 2: Convert to fraction form
326,506,889.88/450,579,508.10 = 179,829,173.88/x - Step 3: Cross multiply
326,506,889.88x = 450,579,508.10 × 179,829,173.88 - Step 4: Simplify right side
326,506,889.88x = 81,027,340,708,879,776 - Step 5: Solve for x
x = 81,027,340,708,879,776/326,506,889.88 - Step 6: Final answer
x = 248,164,259.99
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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.