Finding the Fourth Proportional to 583,979,269.36, 805,891,644 and 319,662,769.92
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Solution
The fourth proportional to 583,979,269.36, 805,891,644 and 319,662,769.92 is: 441,134,760.59
Step by Step Solution
- Step 1: Write the proportion equation
583,979,269.36 : 805,891,644 = 319,662,769.92 : x - Step 2: Convert to fraction form
583,979,269.36/805,891,644 = 319,662,769.92/x - Step 3: Cross multiply
583,979,269.36x = 805,891,644 × 319,662,769.92 - Step 4: Simplify right side
583,979,269.36x = 257,613,555,176,422,560 - Step 5: Solve for x
x = 257,613,555,176,422,560/583,979,269.36 - Step 6: Final answer
x = 441,134,760.59
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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.