Finding the Fourth Proportional to 177,826,732.71, 245,403,796.55 and 97,357,381.74
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Solution
The fourth proportional to 177,826,732.71, 245,403,796.55 and 97,357,381.74 is: 134,354,777.47
Step by Step Solution
- Step 1: Write the proportion equation
177,826,732.71 : 245,403,796.55 = 97,357,381.74 : x - Step 2: Convert to fraction form
177,826,732.71/245,403,796.55 = 97,357,381.74/x - Step 3: Cross multiply
177,826,732.71x = 245,403,796.55 × 97,357,381.74 - Step 4: Simplify right side
177,826,732.71x = 23,891,871,100,676,856 - Step 5: Solve for x
x = 23,891,871,100,676,856/177,826,732.71 - Step 6: Final answer
x = 134,354,777.47
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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.