Finding the Fourth Proportional to 203,803,270,596.11, 281,249,362,923.99 and 112,349,812,322.40
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Solution
The fourth proportional to 203,803,270,596.11, 281,249,362,923.99 and 112,349,812,322.40 is: 155,043,209,306.12
Step by Step Solution
- Step 1: Write the proportion equation
203,803,270,596.11 : 281,249,362,923.99 = 112,349,812,322.40 : x - Step 2: Convert to fraction form
203,803,270,596.11/281,249,362,923.99 = 112,349,812,322.40/x - Step 3: Cross multiply
203,803,270,596.11x = 281,249,362,923.99 × 112,349,812,322.40 - Step 4: Simplify right side
203,803,270,596.11x = 31,598,313,140,304,838,918,144 - Step 5: Solve for x
x = 31,598,313,140,304,838,918,144/203,803,270,596.11 - Step 6: Final answer
x = 155,043,209,306.12
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1.5x scale
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.