Finding the Fourth Proportional to 1,244,708,423.70, 1,867,062,635.55 and 1,173,282,753.30
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Solution
The fourth proportional to 1,244,708,423.70, 1,867,062,635.55 and 1,173,282,753.30 is: 1,759,924,129.95
Step by Step Solution
- Step 1: Write the proportion equation
1,244,708,423.70 : 1,867,062,635.55 = 1,173,282,753.30 : x - Step 2: Convert to fraction form
1,244,708,423.70/1,867,062,635.55 = 1,173,282,753.30/x - Step 3: Cross multiply
1,244,708,423.70x = 1,867,062,635.55 × 1,173,282,753.30 - Step 4: Simplify right side
1,244,708,423.70x = 2,190,592,389,621,658,368 - Step 5: Solve for x
x = 2,190,592,389,621,658,368/1,244,708,423.70 - Step 6: Final answer
x = 1,759,924,129.95
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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.