Finding the Fourth Proportional to 468,543,206.56, 702,673,310.93 and 140,931,751.09
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Solution
The fourth proportional to 468,543,206.56, 702,673,310.93 and 140,931,751.09 is: 211,355,065.59
Step by Step Solution
- Step 1: Write the proportion equation
468,543,206.56 : 702,673,310.93 = 140,931,751.09 : x - Step 2: Convert to fraction form
468,543,206.56/702,673,310.93 = 140,931,751.09/x - Step 3: Cross multiply
468,543,206.56x = 702,673,310.93 × 140,931,751.09 - Step 4: Simplify right side
468,543,206.56x = 99,028,980,154,275,120 - Step 5: Solve for x
x = 99,028,980,154,275,120/468,543,206.56 - Step 6: Final answer
x = 211,355,065.59
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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.