Finding the Fourth Proportional to 73,646,663.49, 110,344,980.74 and 44,439,128.03
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Solution
The fourth proportional to 73,646,663.49, 110,344,980.74 and 44,439,128.03 is: 66,583,257.05
Step by Step Solution
- Step 1: Write the proportion equation
73,646,663.49 : 110,344,980.74 = 44,439,128.03 : x - Step 2: Convert to fraction form
73,646,663.49/110,344,980.74 = 44,439,128.03/x - Step 3: Cross multiply
73,646,663.49x = 110,344,980.74 × 44,439,128.03 - Step 4: Simplify right side
73,646,663.49x = 4,903,634,725,798,823 - Step 5: Solve for x
x = 4,903,634,725,798,823/73,646,663.49 - Step 6: Final answer
x = 66,583,257.05
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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.