Finding the Fourth Proportional to 588,878,806.40, 883,318,209.60 and 201,139,452.80
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Solution
The fourth proportional to 588,878,806.40, 883,318,209.60 and 201,139,452.80 is: 301,709,179.20
Step by Step Solution
- Step 1: Write the proportion equation
588,878,806.40 : 883,318,209.60 = 201,139,452.80 : x - Step 2: Convert to fraction form
588,878,806.40/883,318,209.60 = 201,139,452.80/x - Step 3: Cross multiply
588,878,806.40x = 883,318,209.60 × 201,139,452.80 - Step 4: Simplify right side
588,878,806.40x = 177,670,141,327,219,712 - Step 5: Solve for x
x = 177,670,141,327,219,712/588,878,806.40 - Step 6: Final answer
x = 301,709,179.20
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1.5x scale
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.