Finding the Fourth Proportional to 3,911,528,079.60, 5,867,292,119.40 and 2,358,019,748.40
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Solution
The fourth proportional to 3,911,528,079.60, 5,867,292,119.40 and 2,358,019,748.40 is: 3,537,029,622.60
Step by Step Solution
- Step 1: Write the proportion equation
3,911,528,079.60 : 5,867,292,119.40 = 2,358,019,748.40 : x - Step 2: Convert to fraction form
3,911,528,079.60/5,867,292,119.40 = 2,358,019,748.40/x - Step 3: Cross multiply
3,911,528,079.60x = 5,867,292,119.40 × 2,358,019,748.40 - Step 4: Simplify right side
3,911,528,079.60x = 13,835,190,687,176,890,368 - Step 5: Solve for x
x = 13,835,190,687,176,890,368/3,911,528,079.60 - Step 6: Final answer
x = 3,537,029,622.60
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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.