Finding the Fourth Proportional to 598,460,924.80, 898,258,257.60 and 368,878,412.80
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Solution
The fourth proportional to 598,460,924.80, 898,258,257.60 and 368,878,412.80 is: 553,667,025.89
Step by Step Solution
- Step 1: Write the proportion equation
598,460,924.80 : 898,258,257.60 = 368,878,412.80 : x - Step 2: Convert to fraction form
598,460,924.80/898,258,257.60 = 368,878,412.80/x - Step 3: Cross multiply
598,460,924.80x = 898,258,257.60 × 368,878,412.80 - Step 4: Simplify right side
598,460,924.80x = 331,348,080,347,981,568 - Step 5: Solve for x
x = 331,348,080,347,981,568/598,460,924.80 - Step 6: Final answer
x = 553,667,025.89
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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.