Finding the Fourth Proportional to 2,969,051,979,776.80, 4,451,174,628,670.50 and 928,236,559,106.98
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Solution
The fourth proportional to 2,969,051,979,776.80, 4,451,174,628,670.50 and 928,236,559,106.98 is: 1,391,603,464,487.68
Step by Step Solution
- Step 1: Write the proportion equation
2,969,051,979,776.80 : 4,451,174,628,670.50 = 928,236,559,106.98 : x - Step 2: Convert to fraction form
2,969,051,979,776.80/4,451,174,628,670.50 = 928,236,559,106.98/x - Step 3: Cross multiply
2,969,051,979,776.80x = 4,451,174,628,670.50 × 928,236,559,106.98 - Step 4: Simplify right side
2,969,051,979,776.80x = 4,131,743,021,301,394,374,131,712 - Step 5: Solve for x
x = 4,131,743,021,301,394,374,131,712/2,969,051,979,776.80 - Step 6: Final answer
x = 1,391,603,464,487.68
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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.