Finding the Fourth Proportional to 1,349,729,289.74, 2,024,070,505.17 and 464,246,275.82
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Solution
The fourth proportional to 1,349,729,289.74, 2,024,070,505.17 and 464,246,275.82 is: 696,189,377.50
Step by Step Solution
- Step 1: Write the proportion equation
1,349,729,289.74 : 2,024,070,505.17 = 464,246,275.82 : x - Step 2: Convert to fraction form
1,349,729,289.74/2,024,070,505.17 = 464,246,275.82/x - Step 3: Cross multiply
1,349,729,289.74x = 2,024,070,505.17 × 464,246,275.82 - Step 4: Simplify right side
1,349,729,289.74x = 939,667,194,022,278,528 - Step 5: Solve for x
x = 939,667,194,022,278,528/1,349,729,289.74 - Step 6: Final answer
x = 696,189,377.50
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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.