Finding the Fourth Proportional to 72,605,655.20, 101,723,500 and 72,605,655.20
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Solution
The fourth proportional to 72,605,655.20, 101,723,500 and 72,605,655.20 is: 101,723,500
Step by Step Solution
- Step 1: Write the proportion equation
72,605,655.20 : 101,723,500 = 72,605,655.20 : x - Step 2: Convert to fraction form
72,605,655.20/101,723,500 = 72,605,655.20/x - Step 3: Cross multiply
72,605,655.20x = 101,723,500 × 72,605,655.20 - Step 4: Simplify right side
72,605,655.20x = 7,385,701,366,737,200 - Step 5: Solve for x
x = 7,385,701,366,737,200/72,605,655.20 - Step 6: Final answer
x = 101,723,500
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.