Finding the Fourth Proportional to 514,319,702.96, 771,477,454.92 and 186,794,582.96
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Solution
The fourth proportional to 514,319,702.96, 771,477,454.92 and 186,794,582.96 is: 280,191,111.92
Step by Step Solution
- Step 1: Write the proportion equation
514,319,702.96 : 771,477,454.92 = 186,794,582.96 : x - Step 2: Convert to fraction form
514,319,702.96/771,477,454.92 = 186,794,582.96/x - Step 3: Cross multiply
514,319,702.96x = 771,477,454.92 × 186,794,582.96 - Step 4: Simplify right side
514,319,702.96x = 144,107,809,454,823,600 - Step 5: Solve for x
x = 144,107,809,454,823,600/514,319,702.96 - Step 6: Final answer
x = 280,191,111.92
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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.