Finding the Fourth Proportional to 93,497,563.62, 129,039,455.34 and 53,804,278.62
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Solution
The fourth proportional to 93,497,563.62, 129,039,455.34 and 53,804,278.62 is: 74,257,280.50
Step by Step Solution
- Step 1: Write the proportion equation
93,497,563.62 : 129,039,455.34 = 53,804,278.62 : x - Step 2: Convert to fraction form
93,497,563.62/129,039,455.34 = 53,804,278.62/x - Step 3: Cross multiply
93,497,563.62x = 129,039,455.34 × 53,804,278.62 - Step 4: Simplify right side
93,497,563.62x = 6,942,874,808,086,407 - Step 5: Solve for x
x = 6,942,874,808,086,407/93,497,563.62 - Step 6: Final answer
x = 74,257,280.50
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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.