Finding the Fourth Proportional to 70,714,681.56, 97,585,553.52 and 39,352,193.96
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Solution
The fourth proportional to 70,714,681.56, 97,585,553.52 and 39,352,193.96 is: 54,305,634.20
Step by Step Solution
- Step 1: Write the proportion equation
70,714,681.56 : 97,585,553.52 = 39,352,193.96 : x - Step 2: Convert to fraction form
70,714,681.56/97,585,553.52 = 39,352,193.96/x - Step 3: Cross multiply
70,714,681.56x = 97,585,553.52 × 39,352,193.96 - Step 4: Simplify right side
70,714,681.56x = 3,840,205,629,325,072.50 - Step 5: Solve for x
x = 3,840,205,629,325,072.50/70,714,681.56 - Step 6: Final answer
x = 54,305,634.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.