Finding the Fourth Proportional to 1,655,751,859.99, 2,483,627,792.41 and 672,948,138.31
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Solution
The fourth proportional to 1,655,751,859.99, 2,483,627,792.41 and 672,948,138.31 is: 1,009,422,208.45
Step by Step Solution
- Step 1: Write the proportion equation
1,655,751,859.99 : 2,483,627,792.41 = 672,948,138.31 : x - Step 2: Convert to fraction form
1,655,751,859.99/2,483,627,792.41 = 672,948,138.31/x - Step 3: Cross multiply
1,655,751,859.99x = 2,483,627,792.41 × 672,948,138.31 - Step 4: Simplify right side
1,655,751,859.99x = 1,671,352,699,151,950,592 - Step 5: Solve for x
x = 1,671,352,699,151,950,592/1,655,751,859.99 - Step 6: Final answer
x = 1,009,422,208.45
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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.