Finding the Fourth Proportional to 160,899,856.80, 241,475,756.40 and 74,648,950.80
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Solution
The fourth proportional to 160,899,856.80, 241,475,756.40 and 74,648,950.80 is: 112,031,870.12
Step by Step Solution
- Step 1: Write the proportion equation
160,899,856.80 : 241,475,756.40 = 74,648,950.80 : x - Step 2: Convert to fraction form
160,899,856.80/241,475,756.40 = 74,648,950.80/x - Step 3: Cross multiply
160,899,856.80x = 241,475,756.40 × 74,648,950.80 - Step 4: Simplify right side
160,899,856.80x = 18,025,911,858,896,384 - Step 5: Solve for x
x = 18,025,911,858,896,384/160,899,856.80 - Step 6: Final answer
x = 112,031,870.12
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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.