Finding the Fourth Proportional to 351,117,252.57, 526,295,730.87 and 228,383,279.13
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Solution
The fourth proportional to 351,117,252.57, 526,295,730.87 and 228,383,279.13 is: 342,327,652.45
Step by Step Solution
- Step 1: Write the proportion equation
351,117,252.57 : 526,295,730.87 = 228,383,279.13 : x - Step 2: Convert to fraction form
351,117,252.57/526,295,730.87 = 228,383,279.13/x - Step 3: Cross multiply
351,117,252.57x = 526,295,730.87 × 228,383,279.13 - Step 4: Simplify right side
351,117,252.57x = 120,197,144,808,210,560 - Step 5: Solve for x
x = 120,197,144,808,210,560/351,117,252.57 - Step 6: Final answer
x = 342,327,652.45
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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.