Finding the Fourth Proportional to 2,583,772,646.40, 3,875,471,497.80 and 1,009,583,955.72
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Solution
The fourth proportional to 2,583,772,646.40, 3,875,471,497.80 and 1,009,583,955.72 is: 1,514,302,680.80
Step by Step Solution
- Step 1: Write the proportion equation
2,583,772,646.40 : 3,875,471,497.80 = 1,009,583,955.72 : x - Step 2: Convert to fraction form
2,583,772,646.40/3,875,471,497.80 = 1,009,583,955.72/x - Step 3: Cross multiply
2,583,772,646.40x = 3,875,471,497.80 × 1,009,583,955.72 - Step 4: Simplify right side
2,583,772,646.40x = 3,912,613,845,029,037,568 - Step 5: Solve for x
x = 3,912,613,845,029,037,568/2,583,772,646.40 - Step 6: Final answer
x = 1,514,302,680.80
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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.