Finding the Fourth Proportional to 575,117,746.44, 793,698,057.24 and 317,328,106.47
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Solution
The fourth proportional to 575,117,746.44, 793,698,057.24 and 317,328,106.47 is: 437,932,411.53
Step by Step Solution
- Step 1: Write the proportion equation
575,117,746.44 : 793,698,057.24 = 317,328,106.47 : x - Step 2: Convert to fraction form
575,117,746.44/793,698,057.24 = 317,328,106.47/x - Step 3: Cross multiply
575,117,746.44x = 793,698,057.24 × 317,328,106.47 - Step 4: Simplify right side
575,117,746.44x = 251,862,701,612,886,912 - Step 5: Solve for x
x = 251,862,701,612,886,912/575,117,746.44 - Step 6: Final answer
x = 437,932,411.53
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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.