Finding the Fourth Proportional to 580,480,847.36, 801,063,579.12 and 319,720,463.36
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Solution
The fourth proportional to 580,480,847.36, 801,063,579.12 and 319,720,463.36 is: 441,214,244.81
Step by Step Solution
- Step 1: Write the proportion equation
580,480,847.36 : 801,063,579.12 = 319,720,463.36 : x - Step 2: Convert to fraction form
580,480,847.36/801,063,579.12 = 319,720,463.36/x - Step 3: Cross multiply
580,480,847.36x = 801,063,579.12 × 319,720,463.36 - Step 4: Simplify right side
580,480,847.36x = 256,116,418,697,066,432 - Step 5: Solve for x
x = 256,116,418,697,066,432/580,480,847.36 - Step 6: Final answer
x = 441,214,244.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.