Finding the Fourth Proportional to 191,266,053.68, 286,898,117.43 and 74,693,247.23
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Solution
The fourth proportional to 191,266,053.68, 286,898,117.43 and 74,693,247.23 is: 112,039,494.74
Step by Step Solution
- Step 1: Write the proportion equation
191,266,053.68 : 286,898,117.43 = 74,693,247.23 : x - Step 2: Convert to fraction form
191,266,053.68/286,898,117.43 = 74,693,247.23/x - Step 3: Cross multiply
191,266,053.68x = 286,898,117.43 × 74,693,247.23 - Step 4: Simplify right side
191,266,053.68x = 21,429,352,015,020,564 - Step 5: Solve for x
x = 21,429,352,015,020,564/191,266,053.68 - Step 6: Final answer
x = 112,039,494.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.