Finding the Fourth Proportional to 4,660,014,575.13, 6,430,819,867.74 and 2,516,621,028.71
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Solution
The fourth proportional to 4,660,014,575.13, 6,430,819,867.74 and 2,516,621,028.71 is: 3,472,936,886.80
Step by Step Solution
- Step 1: Write the proportion equation
4,660,014,575.13 : 6,430,819,867.74 = 2,516,621,028.71 : x - Step 2: Convert to fraction form
4,660,014,575.13/6,430,819,867.74 = 2,516,621,028.71/x - Step 3: Cross multiply
4,660,014,575.13x = 6,430,819,867.74 × 2,516,621,028.71 - Step 4: Simplify right side
4,660,014,575.13x = 16,183,936,510,955,806,720 - Step 5: Solve for x
x = 16,183,936,510,955,806,720/4,660,014,575.13 - Step 6: Final answer
x = 3,472,936,886.80
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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.