Finding the Fourth Proportional to 138,445,484.00, 191,033,541.63 and 79,696,797.98
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Solution
The fourth proportional to 138,445,484.00, 191,033,541.63 and 79,696,797.98 is: 109,969,362.20
Step by Step Solution
- Step 1: Write the proportion equation
138,445,484.00 : 191,033,541.63 = 79,696,797.98 : x - Step 2: Convert to fraction form
138,445,484.00/191,033,541.63 = 79,696,797.98/x - Step 3: Cross multiply
138,445,484.00x = 191,033,541.63 × 79,696,797.98 - Step 4: Simplify right side
138,445,484.00x = 15,224,761,573,734,860 - Step 5: Solve for x
x = 15,224,761,573,734,860/138,445,484.00 - Step 6: Final answer
x = 109,969,362.20
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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.