Finding the Fourth Proportional to 79,980,355.70, 110,376,299.56 and 44,698,159.77
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Solution
The fourth proportional to 79,980,355.70, 110,376,299.56 and 44,698,159.77 is: 61,685,365.47
Step by Step Solution
- Step 1: Write the proportion equation
79,980,355.70 : 110,376,299.56 = 44,698,159.77 : x - Step 2: Convert to fraction form
79,980,355.70/110,376,299.56 = 44,698,159.77/x - Step 3: Cross multiply
79,980,355.70x = 110,376,299.56 × 44,698,159.77 - Step 4: Simplify right side
79,980,355.70x = 4,933,617,472,230,270 - Step 5: Solve for x
x = 4,933,617,472,230,270/79,980,355.70 - Step 6: Final answer
x = 61,685,365.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.