Finding the Fourth Proportional to 163,754,739.54, 245,420,079.66 and 66,597,592.59
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Solution
The fourth proportional to 163,754,739.54, 245,420,079.66 and 66,597,592.59 is: 99,810,158.32
Step by Step Solution
- Step 1: Write the proportion equation
163,754,739.54 : 245,420,079.66 = 66,597,592.59 : x - Step 2: Convert to fraction form
163,754,739.54/245,420,079.66 = 66,597,592.59/x - Step 3: Cross multiply
163,754,739.54x = 245,420,079.66 × 66,597,592.59 - Step 4: Simplify right side
163,754,739.54x = 16,344,386,478,602,026 - Step 5: Solve for x
x = 16,344,386,478,602,026/163,754,739.54 - Step 6: Final answer
x = 99,810,158.32
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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.