Finding the Fourth Proportional to 73,394,701.10, 110,092,051.65 and 49,208,230.70
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Solution
The fourth proportional to 73,394,701.10, 110,092,051.65 and 49,208,230.70 is: 73,812,346.05
Step by Step Solution
- Step 1: Write the proportion equation
73,394,701.10 : 110,092,051.65 = 49,208,230.70 : x - Step 2: Convert to fraction form
73,394,701.10/110,092,051.65 = 49,208,230.70/x - Step 3: Cross multiply
73,394,701.10x = 110,092,051.65 × 49,208,230.70 - Step 4: Simplify right side
73,394,701.10x = 5,417,435,075,829,516 - Step 5: Solve for x
x = 5,417,435,075,829,516/73,394,701.10 - Step 6: Final answer
x = 73,812,346.05
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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.