Finding the Fourth Proportional to 1,518,660,848.46, 2,276,765,384.78 and 1,396,078,593.68
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Solution
The fourth proportional to 1,518,660,848.46, 2,276,765,384.78 and 1,396,078,593.68 is: 2,092,990,953.01
Step by Step Solution
- Step 1: Write the proportion equation
1,518,660,848.46 : 2,276,765,384.78 = 1,396,078,593.68 : x - Step 2: Convert to fraction form
1,518,660,848.46/2,276,765,384.78 = 1,396,078,593.68/x - Step 3: Cross multiply
1,518,660,848.46x = 2,276,765,384.78 × 1,396,078,593.68 - Step 4: Simplify right side
1,518,660,848.46x = 3,178,543,416,522,967,040 - Step 5: Solve for x
x = 3,178,543,416,522,967,040/1,518,660,848.46 - Step 6: Final answer
x = 2,092,990,953.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.