Finding the Fourth Proportional to 495,547,302.42, 743,161,831.16 and 163,479,674.07
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Solution
The fourth proportional to 495,547,302.42, 743,161,831.16 and 163,479,674.07 is: 245,167,017.04
Step by Step Solution
- Step 1: Write the proportion equation
495,547,302.42 : 743,161,831.16 = 163,479,674.07 : x - Step 2: Convert to fraction form
495,547,302.42/743,161,831.16 = 163,479,674.07/x - Step 3: Cross multiply
495,547,302.42x = 743,161,831.16 × 163,479,674.07 - Step 4: Simplify right side
495,547,302.42x = 121,491,853,938,483,760 - Step 5: Solve for x
x = 121,491,853,938,483,760/495,547,302.42 - Step 6: Final answer
x = 245,167,017.04
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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.