Finding the Fourth Proportional to 115,363,577.79, 159,201,724.50 and 62,440,276.41
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Solution
The fourth proportional to 115,363,577.79, 159,201,724.50 and 62,440,276.41 is: 86,167,574.49
Step by Step Solution
- Step 1: Write the proportion equation
115,363,577.79 : 159,201,724.50 = 62,440,276.41 : x - Step 2: Convert to fraction form
115,363,577.79/159,201,724.50 = 62,440,276.41/x - Step 3: Cross multiply
115,363,577.79x = 159,201,724.50 × 62,440,276.41 - Step 4: Simplify right side
115,363,577.79x = 9,940,599,682,728,668 - Step 5: Solve for x
x = 9,940,599,682,728,668/115,363,577.79 - Step 6: Final answer
x = 86,167,574.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.