Finding the Fourth Proportional to 5,999,372,646.64, 8,995,778,404.20 and 4,763,740,435.20
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Solution
The fourth proportional to 5,999,372,646.64, 8,995,778,404.20 and 4,763,740,435.20 is: 7,143,005,753.14
Step by Step Solution
- Step 1: Write the proportion equation
5,999,372,646.64 : 8,995,778,404.20 = 4,763,740,435.20 : x - Step 2: Convert to fraction form
5,999,372,646.64/8,995,778,404.20 = 4,763,740,435.20/x - Step 3: Cross multiply
5,999,372,646.64x = 8,995,778,404.20 × 4,763,740,435.20 - Step 4: Simplify right side
5,999,372,646.64x = 42,853,553,330,186,469,376 - Step 5: Solve for x
x = 42,853,553,330,186,469,376/5,999,372,646.64 - Step 6: Final answer
x = 7,143,005,753.14
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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.