Finding the Fourth Proportional to 126,904,318.75, 190,357,135.01 and 57,768,773.05
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Solution
The fourth proportional to 126,904,318.75, 190,357,135.01 and 57,768,773.05 is: 86,653,458.60
Step by Step Solution
- Step 1: Write the proportion equation
126,904,318.75 : 190,357,135.01 = 57,768,773.05 : x - Step 2: Convert to fraction form
126,904,318.75/190,357,135.01 = 57,768,773.05/x - Step 3: Cross multiply
126,904,318.75x = 190,357,135.01 × 57,768,773.05 - Step 4: Simplify right side
126,904,318.75x = 10,996,698,130,840,898 - Step 5: Solve for x
x = 10,996,698,130,840,898/126,904,318.75 - Step 6: Final answer
x = 86,653,458.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.