Finding the Fourth Proportional to 93,560,267.80, 129,106,615.12 and 54,399,266.28
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Solution
The fourth proportional to 93,560,267.80, 129,106,615.12 and 54,399,266.28 is: 75,067,176.48
Step by Step Solution
- Step 1: Write the proportion equation
93,560,267.80 : 129,106,615.12 = 54,399,266.28 : x - Step 2: Convert to fraction form
93,560,267.80/129,106,615.12 = 54,399,266.28/x - Step 3: Cross multiply
93,560,267.80x = 129,106,615.12 × 54,399,266.28 - Step 4: Simplify right side
93,560,267.80x = 7,023,305,134,422,355 - Step 5: Solve for x
x = 7,023,305,134,422,355/93,560,267.80 - Step 6: Final answer
x = 75,067,176.48
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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.