Finding the Fourth Proportional to 719,014,677.24, 1,077,568,585.93 and 369,246,615.42
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Solution
The fourth proportional to 719,014,677.24, 1,077,568,585.93 and 369,246,615.42 is: 553,380,293.66
Step by Step Solution
- Step 1: Write the proportion equation
719,014,677.24 : 1,077,568,585.93 = 369,246,615.42 : x - Step 2: Convert to fraction form
719,014,677.24/1,077,568,585.93 = 369,246,615.42/x - Step 3: Cross multiply
719,014,677.24x = 1,077,568,585.93 × 369,246,615.42 - Step 4: Simplify right side
719,014,677.24x = 397,888,553,239,984,128 - Step 5: Solve for x
x = 397,888,553,239,984,128/719,014,677.24 - Step 6: Final answer
x = 553,380,293.66
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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.