Finding the Fourth Proportional to 653,583,135.81, 901,976,635.45 and 367,564,661.99
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Solution
The fourth proportional to 653,583,135.81, 901,976,635.45 and 367,564,661.99 is: 507,257,178.11
Step by Step Solution
- Step 1: Write the proportion equation
653,583,135.81 : 901,976,635.45 = 367,564,661.99 : x - Step 2: Convert to fraction form
653,583,135.81/901,976,635.45 = 367,564,661.99/x - Step 3: Cross multiply
653,583,135.81x = 901,976,635.45 × 367,564,661.99 - Step 4: Simplify right side
653,583,135.81x = 331,534,737,132,056,704 - Step 5: Solve for x
x = 331,534,737,132,056,704/653,583,135.81 - Step 6: Final answer
x = 507,257,178.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.