Finding the Fourth Proportional to 177,482,731.80, 266,224,097.70 and 147,249,643.80
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Solution
The fourth proportional to 177,482,731.80, 266,224,097.70 and 147,249,643.80 is: 220,874,465.70
Step by Step Solution
- Step 1: Write the proportion equation
177,482,731.80 : 266,224,097.70 = 147,249,643.80 : x - Step 2: Convert to fraction form
177,482,731.80/266,224,097.70 = 147,249,643.80/x - Step 3: Cross multiply
177,482,731.80x = 266,224,097.70 × 147,249,643.80 - Step 4: Simplify right side
177,482,731.80x = 39,201,403,557,301,400 - Step 5: Solve for x
x = 39,201,403,557,301,400/177,482,731.80 - Step 6: Final answer
x = 220,874,465.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.