Finding the Fourth Proportional to 432,460,508.64, 596,805,138.72 and 246,817,800.96
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Solution
The fourth proportional to 432,460,508.64, 596,805,138.72 and 246,817,800.96 is: 340,614,065.33
Step by Step Solution
- Step 1: Write the proportion equation
432,460,508.64 : 596,805,138.72 = 246,817,800.96 : x - Step 2: Convert to fraction form
432,460,508.64/596,805,138.72 = 246,817,800.96/x - Step 3: Cross multiply
432,460,508.64x = 596,805,138.72 × 246,817,800.96 - Step 4: Simplify right side
432,460,508.64x = 147,302,131,940,498,176 - Step 5: Solve for x
x = 147,302,131,940,498,176/432,460,508.64 - Step 6: Final answer
x = 340,614,065.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.