Finding the Fourth Proportional to 147,092,931.23, 202,980,275.84 and 81,000,508.19
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Solution
The fourth proportional to 147,092,931.23, 202,980,275.84 and 81,000,508.19 is: 111,776,312.82
Step by Step Solution
- Step 1: Write the proportion equation
147,092,931.23 : 202,980,275.84 = 81,000,508.19 : x - Step 2: Convert to fraction form
147,092,931.23/202,980,275.84 = 81,000,508.19/x - Step 3: Cross multiply
147,092,931.23x = 202,980,275.84 × 81,000,508.19 - Step 4: Simplify right side
147,092,931.23x = 16,441,505,494,166,476 - Step 5: Solve for x
x = 16,441,505,494,166,476/147,092,931.23 - Step 6: Final answer
x = 111,776,312.82
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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.