Finding the Fourth Proportional to 4,618,310,750.91, 6,927,466,003.79 and 2,130,435,598.25
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Solution
The fourth proportional to 4,618,310,750.91, 6,927,466,003.79 and 2,130,435,598.25 is: 3,195,653,340.83
Step by Step Solution
- Step 1: Write the proportion equation
4,618,310,750.91 : 6,927,466,003.79 = 2,130,435,598.25 : x - Step 2: Convert to fraction form
4,618,310,750.91/6,927,466,003.79 = 2,130,435,598.25/x - Step 3: Cross multiply
4,618,310,750.91x = 6,927,466,003.79 × 2,130,435,598.25 - Step 4: Simplify right side
4,618,310,750.91x = 14,758,520,180,147,552,256 - Step 5: Solve for x
x = 14,758,520,180,147,552,256/4,618,310,750.91 - Step 6: Final answer
x = 3,195,653,340.83
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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.