Finding the Fourth Proportional to 73,958,777.68, 102,066,117.50 and 40,918,488.70
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Solution
The fourth proportional to 73,958,777.68, 102,066,117.50 and 40,918,488.70 is: 56,469,176.57
Step by Step Solution
- Step 1: Write the proportion equation
73,958,777.68 : 102,066,117.50 = 40,918,488.70 : x - Step 2: Convert to fraction form
73,958,777.68/102,066,117.50 = 40,918,488.70/x - Step 3: Cross multiply
73,958,777.68x = 102,066,117.50 × 40,918,488.70 - Step 4: Simplify right side
73,958,777.68x = 4,176,391,275,423,753 - Step 5: Solve for x
x = 4,176,391,275,423,753/73,958,777.68 - Step 6: Final answer
x = 56,469,176.57
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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.