Finding the Fourth Proportional to 572,168,943.68, 858,381,352.60 and 208,663,299.68
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Solution
The fourth proportional to 572,168,943.68, 858,381,352.60 and 208,663,299.68 is: 313,041,606.67
Step by Step Solution
- Step 1: Write the proportion equation
572,168,943.68 : 858,381,352.60 = 208,663,299.68 : x - Step 2: Convert to fraction form
572,168,943.68/858,381,352.60 = 208,663,299.68/x - Step 3: Cross multiply
572,168,943.68x = 858,381,352.60 × 208,663,299.68 - Step 4: Simplify right side
572,168,943.68x = 179,112,685,417,297,568 - Step 5: Solve for x
x = 179,112,685,417,297,568/572,168,943.68 - Step 6: Final answer
x = 313,041,606.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.