Finding the Fourth Proportional to 4,273,064,345.80, 6,409,596,518.70 and 3,885,324,992.20
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Solution
The fourth proportional to 4,273,064,345.80, 6,409,596,518.70 and 3,885,324,992.20 is: 5,827,987,488.30
Step by Step Solution
- Step 1: Write the proportion equation
4,273,064,345.80 : 6,409,596,518.70 = 3,885,324,992.20 : x - Step 2: Convert to fraction form
4,273,064,345.80/6,409,596,518.70 = 3,885,324,992.20/x - Step 3: Cross multiply
4,273,064,345.80x = 6,409,596,518.70 × 3,885,324,992.20 - Step 4: Simplify right side
4,273,064,345.80x = 24,903,365,544,023,224,320 - Step 5: Solve for x
x = 24,903,365,544,023,224,320/4,273,064,345.80 - Step 6: Final answer
x = 5,827,987,488.30
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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.