Finding the Fourth Proportional to 1,294,444,203.36, 1,943,048,050.20 and 557,877,606.12
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Solution
The fourth proportional to 1,294,444,203.36, 1,943,048,050.20 and 557,877,606.12 is: 837,411,911.62
Step by Step Solution
- Step 1: Write the proportion equation
1,294,444,203.36 : 1,943,048,050.20 = 557,877,606.12 : x - Step 2: Convert to fraction form
1,294,444,203.36/1,943,048,050.20 = 557,877,606.12/x - Step 3: Cross multiply
1,294,444,203.36x = 1,943,048,050.20 × 557,877,606.12 - Step 4: Simplify right side
1,294,444,203.36x = 1,083,982,994,821,709,568 - Step 5: Solve for x
x = 1,083,982,994,821,709,568/1,294,444,203.36 - Step 6: Final answer
x = 837,411,911.62
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1.5x scale
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.