Finding the Fourth Proportional to 249,254,095.68, 373,546,936.26 and 193,988,660.40
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Solution
The fourth proportional to 249,254,095.68, 373,546,936.26 and 193,988,660.40 is: 290,722,884.87
Step by Step Solution
- Step 1: Write the proportion equation
249,254,095.68 : 373,546,936.26 = 193,988,660.40 : x - Step 2: Convert to fraction form
249,254,095.68/373,546,936.26 = 193,988,660.40/x - Step 3: Cross multiply
249,254,095.68x = 373,546,936.26 × 193,988,660.40 - Step 4: Simplify right side
249,254,095.68x = 72,463,869,761,601,584 - Step 5: Solve for x
x = 72,463,869,761,601,584/249,254,095.68 - Step 6: Final answer
x = 290,722,884.87
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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.