Finding the Fourth Proportional to 199,628,304.48, 299,174,795.17 and 155,366,038.81
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Solution
The fourth proportional to 199,628,304.48, 299,174,795.17 and 155,366,038.81 is: 232,840,743.49
Step by Step Solution
- Step 1: Write the proportion equation
199,628,304.48 : 299,174,795.17 = 155,366,038.81 : x - Step 2: Convert to fraction form
199,628,304.48/299,174,795.17 = 155,366,038.81/x - Step 3: Cross multiply
199,628,304.48x = 299,174,795.17 × 155,366,038.81 - Step 4: Simplify right side
199,628,304.48x = 46,481,602,837,356,024 - Step 5: Solve for x
x = 46,481,602,837,356,024/199,628,304.48 - Step 6: Final answer
x = 232,840,743.49
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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.