Finding the Fourth Proportional to 75,044,473.68, 103,552,671 and 42,006,572.88
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Solution
The fourth proportional to 75,044,473.68, 103,552,671 and 42,006,572.88 is: 57,964,199.20
Step by Step Solution
- Step 1: Write the proportion equation
75,044,473.68 : 103,552,671 = 42,006,572.88 : x - Step 2: Convert to fraction form
75,044,473.68/103,552,671 = 42,006,572.88/x - Step 3: Cross multiply
75,044,473.68x = 103,552,671 × 42,006,572.88 - Step 4: Simplify right side
75,044,473.68x = 4,349,892,821,280,163 - Step 5: Solve for x
x = 4,349,892,821,280,163/75,044,473.68 - Step 6: Final answer
x = 57,964,199.20
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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.