Finding the Fourth Proportional to 397,221,563.36, 595,854,724.80 and 120,881,764.64
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Solution
The fourth proportional to 397,221,563.36, 595,854,724.80 and 120,881,764.64 is: 181,329,457.53
Step by Step Solution
- Step 1: Write the proportion equation
397,221,563.36 : 595,854,724.80 = 120,881,764.64 : x - Step 2: Convert to fraction form
397,221,563.36/595,854,724.80 = 120,881,764.64/x - Step 3: Cross multiply
397,221,563.36x = 595,854,724.80 × 120,881,764.64 - Step 4: Simplify right side
397,221,563.36x = 72,027,970,602,905,568 - Step 5: Solve for x
x = 72,027,970,602,905,568/397,221,563.36 - Step 6: Final answer
x = 181,329,457.53
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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.