Finding the Fourth Proportional to 912,274,017,762.38, 1,258,939,391,197.30 and 495,127,869,373.80
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Solution
The fourth proportional to 912,274,017,762.38, 1,258,939,391,197.30 and 495,127,869,373.80 is: 683,277,136,362.15
Step by Step Solution
- Step 1: Write the proportion equation
912,274,017,762.38 : 1,258,939,391,197.30 = 495,127,869,373.80 : x - Step 2: Convert to fraction form
912,274,017,762.38/1,258,939,391,197.30 = 495,127,869,373.80/x - Step 3: Cross multiply
912,274,017,762.38x = 1,258,939,391,197.30 × 495,127,869,373.80 - Step 4: Simplify right side
912,274,017,762.38x = 623,335,978,434,268,009,332,736 - Step 5: Solve for x
x = 623,335,978,434,268,009,332,736/912,274,017,762.38 - Step 6: Final answer
x = 683,277,136,362.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.