Finding the Fourth Proportional to 77,685,358, 107,205,794.10 and 43,346,542
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Solution
The fourth proportional to 77,685,358, 107,205,794.10 and 43,346,542 is: 59,818,227.99
Step by Step Solution
- Step 1: Write the proportion equation
77,685,358 : 107,205,794.10 = 43,346,542 : x - Step 2: Convert to fraction form
77,685,358/107,205,794.10 = 43,346,542/x - Step 3: Cross multiply
77,685,358x = 107,205,794.10 × 43,346,542 - Step 4: Simplify right side
77,685,358x = 4,647,000,456,599,002 - Step 5: Solve for x
x = 4,647,000,456,599,002/77,685,358 - Step 6: Final answer
x = 59,818,227.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.