Finding the Fourth Proportional to 153,233,193.03, 211,466,272.14 and 83,623,057.62
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Solution
The fourth proportional to 153,233,193.03, 211,466,272.14 and 83,623,057.62 is: 115,402,256.59
Step by Step Solution
- Step 1: Write the proportion equation
153,233,193.03 : 211,466,272.14 = 83,623,057.62 : x - Step 2: Convert to fraction form
153,233,193.03/211,466,272.14 = 83,623,057.62/x - Step 3: Cross multiply
153,233,193.03x = 211,466,272.14 × 83,623,057.62 - Step 4: Simplify right side
153,233,193.03x = 17,683,456,259,849,820 - Step 5: Solve for x
x = 17,683,456,259,849,820/153,233,193.03 - Step 6: Final answer
x = 115,402,256.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.