Finding the Fourth Proportional to 134,295,309.10, 201,442,963.65 and 93,480,640.30
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Solution
The fourth proportional to 134,295,309.10, 201,442,963.65 and 93,480,640.30 is: 140,220,960.45
Step by Step Solution
- Step 1: Write the proportion equation
134,295,309.10 : 201,442,963.65 = 93,480,640.30 : x - Step 2: Convert to fraction form
134,295,309.10/201,442,963.65 = 93,480,640.30/x - Step 3: Cross multiply
134,295,309.10x = 201,442,963.65 × 93,480,640.30 - Step 4: Simplify right side
134,295,309.10x = 18,831,017,225,931,624 - Step 5: Solve for x
x = 18,831,017,225,931,624/134,295,309.10 - Step 6: Final answer
x = 140,220,960.45
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1.5x scale
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.