Finding the Fourth Proportional to 236,683,301.40, 355,024,952.10 and 155,053,963.80
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Solution
The fourth proportional to 236,683,301.40, 355,024,952.10 and 155,053,963.80 is: 232,580,945.70
Step by Step Solution
- Step 1: Write the proportion equation
236,683,301.40 : 355,024,952.10 = 155,053,963.80 : x - Step 2: Convert to fraction form
236,683,301.40/355,024,952.10 = 155,053,963.80/x - Step 3: Cross multiply
236,683,301.40x = 355,024,952.10 × 155,053,963.80 - Step 4: Simplify right side
236,683,301.40x = 55,048,026,071,010,144 - Step 5: Solve for x
x = 55,048,026,071,010,144/236,683,301.40 - Step 6: Final answer
x = 232,580,945.70
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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.