Finding the Fourth Proportional to 1,594,326,327.20, 2,391,489,490.80 and 974,453,544.80
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Solution
The fourth proportional to 1,594,326,327.20, 2,391,489,490.80 and 974,453,544.80 is: 1,461,680,317.20
Step by Step Solution
- Step 1: Write the proportion equation
1,594,326,327.20 : 2,391,489,490.80 = 974,453,544.80 : x - Step 2: Convert to fraction form
1,594,326,327.20/2,391,489,490.80 = 974,453,544.80/x - Step 3: Cross multiply
1,594,326,327.20x = 2,391,489,490.80 × 974,453,544.80 - Step 4: Simplify right side
1,594,326,327.20x = 2,330,395,411,662,007,296 - Step 5: Solve for x
x = 2,330,395,411,662,007,296/1,594,326,327.20 - Step 6: Final answer
x = 1,461,680,317.20
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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.