Finding the Fourth Proportional to 185,495,843.70, 278,243,765.55 and 64,327,295.70
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Solution
The fourth proportional to 185,495,843.70, 278,243,765.55 and 64,327,295.70 is: 96,490,943.55
Step by Step Solution
- Step 1: Write the proportion equation
185,495,843.70 : 278,243,765.55 = 64,327,295.70 : x - Step 2: Convert to fraction form
185,495,843.70/278,243,765.55 = 64,327,295.70/x - Step 3: Cross multiply
185,495,843.70x = 278,243,765.55 × 64,327,295.70 - Step 4: Simplify right side
185,495,843.70x = 17,898,668,983,216,324 - Step 5: Solve for x
x = 17,898,668,983,216,324/185,495,843.70 - Step 6: Final answer
x = 96,490,943.55
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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.