Finding the Fourth Proportional to 5,999,372,659.64, 8,995,778,423.68 and 4,763,740,448.20
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Solution
The fourth proportional to 5,999,372,659.64, 8,995,778,423.68 and 4,763,740,448.20 is: 7,143,005,772.62
Step by Step Solution
- Step 1: Write the proportion equation
5,999,372,659.64 : 8,995,778,423.68 = 4,763,740,448.20 : x - Step 2: Convert to fraction form
5,999,372,659.64/8,995,778,423.68 = 4,763,740,448.20/x - Step 3: Cross multiply
5,999,372,659.64x = 8,995,778,423.68 × 4,763,740,448.20 - Step 4: Simplify right side
5,999,372,659.64x = 42,853,553,539,929,251,840 - Step 5: Solve for x
x = 42,853,553,539,929,251,840/5,999,372,659.64 - Step 6: Final answer
x = 7,143,005,772.62
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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.