Finding the Fourth Proportional to 531,468,164.10, 797,202,246.15 and 324,843,903.30
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Solution
The fourth proportional to 531,468,164.10, 797,202,246.15 and 324,843,903.30 is: 487,265,854.95
Step by Step Solution
- Step 1: Write the proportion equation
531,468,164.10 : 797,202,246.15 = 324,843,903.30 : x - Step 2: Convert to fraction form
531,468,164.10/797,202,246.15 = 324,843,903.30/x - Step 3: Cross multiply
531,468,164.10x = 797,202,246.15 × 324,843,903.30 - Step 4: Simplify right side
531,468,164.10x = 258,966,289,358,893,408 - Step 5: Solve for x
x = 258,966,289,358,893,408/531,468,164.10 - Step 6: Final answer
x = 487,265,854.95
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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.