Finding the Fourth Proportional to 73,774,231.22, 110,183,038.36 and 66,843,863.98
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Solution
The fourth proportional to 73,774,231.22, 110,183,038.36 and 66,843,863.98 is: 99,832,419.89
Step by Step Solution
- Step 1: Write the proportion equation
73,774,231.22 : 110,183,038.36 = 66,843,863.98 : x - Step 2: Convert to fraction form
73,774,231.22/110,183,038.36 = 66,843,863.98/x - Step 3: Cross multiply
73,774,231.22x = 110,183,038.36 × 66,843,863.98 - Step 4: Simplify right side
73,774,231.22x = 7,365,060,028,596,395 - Step 5: Solve for x
x = 7,365,060,028,596,395/73,774,231.22 - Step 6: Final answer
x = 99,832,419.89
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.