Finding the Fourth Proportional to 107,506,542.66, 148,371,624.12 and 61,103,771.88
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Solution
The fourth proportional to 107,506,542.66, 148,371,624.12 and 61,103,771.88 is: 84,330,363.99
Step by Step Solution
- Step 1: Write the proportion equation
107,506,542.66 : 148,371,624.12 = 61,103,771.88 : x - Step 2: Convert to fraction form
107,506,542.66/148,371,624.12 = 61,103,771.88/x - Step 3: Cross multiply
107,506,542.66x = 148,371,624.12 × 61,103,771.88 - Step 4: Simplify right side
107,506,542.66x = 9,066,065,873,693,586 - Step 5: Solve for x
x = 9,066,065,873,693,586/107,506,542.66 - Step 6: Final answer
x = 84,330,363.99
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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.