Finding the Fourth Proportional to 97,127,801.10, 145,691,701.65 and 48,754,860.30
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Solution
The fourth proportional to 97,127,801.10, 145,691,701.65 and 48,754,860.30 is: 73,132,290.45
Step by Step Solution
- Step 1: Write the proportion equation
97,127,801.10 : 145,691,701.65 = 48,754,860.30 : x - Step 2: Convert to fraction form
97,127,801.10/145,691,701.65 = 48,754,860.30/x - Step 3: Cross multiply
97,127,801.10x = 145,691,701.65 × 48,754,860.30 - Step 4: Simplify right side
97,127,801.10x = 7,103,178,560,815,029 - Step 5: Solve for x
x = 7,103,178,560,815,029/97,127,801.10 - Step 6: Final answer
x = 73,132,290.45
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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.