Finding the Fourth Proportional to 539,542,790.04, 744,587,069.58 and 330,658,570.92
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Solution
The fourth proportional to 539,542,790.04, 744,587,069.58 and 330,658,570.92 is: 456,319,871.01
Step by Step Solution
- Step 1: Write the proportion equation
539,542,790.04 : 744,587,069.58 = 330,658,570.92 : x - Step 2: Convert to fraction form
539,542,790.04/744,587,069.58 = 330,658,570.92/x - Step 3: Cross multiply
539,542,790.04x = 744,587,069.58 × 330,658,570.92 - Step 4: Simplify right side
539,542,790.04x = 246,204,096,352,833,440 - Step 5: Solve for x
x = 246,204,096,352,833,440/539,542,790.04 - Step 6: Final answer
x = 456,319,871.01
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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.