Finding the Fourth Proportional to 259,688,235.66, 389,533,128.50 and 62,950,868.79
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Solution
The fourth proportional to 259,688,235.66, 389,533,128.50 and 62,950,868.79 is: 94,426,491.05
Step by Step Solution
- Step 1: Write the proportion equation
259,688,235.66 : 389,533,128.50 = 62,950,868.79 : x - Step 2: Convert to fraction form
259,688,235.66/389,533,128.50 = 62,950,868.79/x - Step 3: Cross multiply
259,688,235.66x = 389,533,128.50 × 62,950,868.79 - Step 4: Simplify right side
259,688,235.66x = 24,521,448,861,246,956 - Step 5: Solve for x
x = 24,521,448,861,246,956/259,688,235.66 - Step 6: Final answer
x = 94,426,491.05
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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.