Finding the Fourth Proportional to 73,823,518.80, 110,735,278.20 and 56,604,830.40
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Solution
The fourth proportional to 73,823,518.80, 110,735,278.20 and 56,604,830.40 is: 84,907,245.60
Step by Step Solution
- Step 1: Write the proportion equation
73,823,518.80 : 110,735,278.20 = 56,604,830.40 : x - Step 2: Convert to fraction form
73,823,518.80/110,735,278.20 = 56,604,830.40/x - Step 3: Cross multiply
73,823,518.80x = 110,735,278.20 × 56,604,830.40 - Step 4: Simplify right side
73,823,518.80x = 6,268,151,641,807,817 - Step 5: Solve for x
x = 6,268,151,641,807,817/73,823,518.80 - Step 6: Final answer
x = 84,907,245.60
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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.