Finding the Fourth Proportional to 3,163,707,846.94, 4,742,239,824.13 and 1,064,455,449.87
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Solution
The fourth proportional to 3,163,707,846.94, 4,742,239,824.13 and 1,064,455,449.87 is: 1,595,565,478.74
Step by Step Solution
- Step 1: Write the proportion equation
3,163,707,846.94 : 4,742,239,824.13 = 1,064,455,449.87 : x - Step 2: Convert to fraction form
3,163,707,846.94/4,742,239,824.13 = 1,064,455,449.87/x - Step 3: Cross multiply
3,163,707,846.94x = 4,742,239,824.13 × 1,064,455,449.87 - Step 4: Simplify right side
3,163,707,846.94x = 5,047,903,025,385,729,024 - Step 5: Solve for x
x = 5,047,903,025,385,729,024/3,163,707,846.94 - Step 6: Final answer
x = 1,595,565,478.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.