Finding the Fourth Proportional to 343,430,887.24, 473,891,579.76 and 232,163,821.36
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Solution
The fourth proportional to 343,430,887.24, 473,891,579.76 and 232,163,821.36 is: 320,356,974.74
Step by Step Solution
- Step 1: Write the proportion equation
343,430,887.24 : 473,891,579.76 = 232,163,821.36 : x - Step 2: Convert to fraction form
343,430,887.24/473,891,579.76 = 232,163,821.36/x - Step 3: Cross multiply
343,430,887.24x = 473,891,579.76 × 232,163,821.36 - Step 4: Simplify right side
343,430,887.24x = 110,020,480,067,408,832 - Step 5: Solve for x
x = 110,020,480,067,408,832/343,430,887.24 - Step 6: Final answer
x = 320,356,974.74
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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.