Finding the Fourth Proportional to 245,476,980,277.03, 338,709,101,808.97 and 137,073,398,060.01
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Solution
The fourth proportional to 245,476,980,277.03, 338,709,101,808.97 and 137,073,398,060.01 is: 189,133,854,776.99
Step by Step Solution
- Step 1: Write the proportion equation
245,476,980,277.03 : 338,709,101,808.97 = 137,073,398,060.01 : x - Step 2: Convert to fraction form
245,476,980,277.03/338,709,101,808.97 = 137,073,398,060.01/x - Step 3: Cross multiply
245,476,980,277.03x = 338,709,101,808.97 × 137,073,398,060.01 - Step 4: Simplify right side
245,476,980,277.03x = 46,428,007,538,809,395,740,672 - Step 5: Solve for x
x = 46,428,007,538,809,395,740,672/245,476,980,277.03 - Step 6: Final answer
x = 189,133,854,776.99
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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.