Finding the Fourth Proportional to 168,839,041,964.36, 253,266,708,191.54 and 55,516,259,084.54
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Solution
The fourth proportional to 168,839,041,964.36, 253,266,708,191.54 and 55,516,259,084.54 is: 83,277,066,878.99
Step by Step Solution
- Step 1: Write the proportion equation
168,839,041,964.36 : 253,266,708,191.54 = 55,516,259,084.54 : x - Step 2: Convert to fraction form
168,839,041,964.36/253,266,708,191.54 = 55,516,259,084.54/x - Step 3: Cross multiply
168,839,041,964.36x = 253,266,708,191.54 × 55,516,259,084.54 - Step 4: Simplify right side
168,839,041,964.36x = 14,060,420,189,450,376,577,024 - Step 5: Solve for x
x = 14,060,420,189,450,376,577,024/168,839,041,964.36 - Step 6: Final answer
x = 83,277,066,878.99
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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.