Finding the Fourth Proportional to 586,804,931.70, 880,207,397.55 and 177,807,938.10
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Solution
The fourth proportional to 586,804,931.70, 880,207,397.55 and 177,807,938.10 is: 266,711,907.15
Step by Step Solution
- Step 1: Write the proportion equation
586,804,931.70 : 880,207,397.55 = 177,807,938.10 : x - Step 2: Convert to fraction form
586,804,931.70/880,207,397.55 = 177,807,938.10/x - Step 3: Cross multiply
586,804,931.70x = 880,207,397.55 × 177,807,938.10 - Step 4: Simplify right side
586,804,931.70x = 156,507,862,458,732,480 - Step 5: Solve for x
x = 156,507,862,458,732,480/586,804,931.70 - Step 6: Final answer
x = 266,711,907.15
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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.