Finding the Fourth Proportional to 1,034,588,439.36, 1,429,599,634.14 and 736,713,537.69
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Solution
The fourth proportional to 1,034,588,439.36, 1,429,599,634.14 and 736,713,537.69 is: 1,017,994,560.81
Step by Step Solution
- Step 1: Write the proportion equation
1,034,588,439.36 : 1,429,599,634.14 = 736,713,537.69 : x - Step 2: Convert to fraction form
1,034,588,439.36/1,429,599,634.14 = 736,713,537.69/x - Step 3: Cross multiply
1,034,588,439.36x = 1,429,599,634.14 × 736,713,537.69 - Step 4: Simplify right side
1,034,588,439.36x = 1,053,205,403,947,609,216 - Step 5: Solve for x
x = 1,053,205,403,947,609,216/1,034,588,439.36 - Step 6: Final answer
x = 1,017,994,560.81
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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.