Finding the Fourth Proportional to 713,271,445.09, 1,070,162,022.39 and 433,721,117.08
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Solution
The fourth proportional to 713,271,445.09, 1,070,162,022.39 and 433,721,117.08 is: 650,736,645.92
Step by Step Solution
- Step 1: Write the proportion equation
713,271,445.09 : 1,070,162,022.39 = 433,721,117.08 : x - Step 2: Convert to fraction form
713,271,445.09/1,070,162,022.39 = 433,721,117.08/x - Step 3: Cross multiply
713,271,445.09x = 1,070,162,022.39 × 433,721,117.08 - Step 4: Simplify right side
713,271,445.09x = 464,151,867,807,582,720 - Step 5: Solve for x
x = 464,151,867,807,582,720/713,271,445.09 - Step 6: Final answer
x = 650,736,645.92
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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.