Finding the Fourth Proportional to 403,374,295.32, 556,648,968.36 and 246,729,895.44
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Solution
The fourth proportional to 403,374,295.32, 556,648,968.36 and 246,729,895.44 is: 340,482,632.02
Step by Step Solution
- Step 1: Write the proportion equation
403,374,295.32 : 556,648,968.36 = 246,729,895.44 : x - Step 2: Convert to fraction form
403,374,295.32/556,648,968.36 = 246,729,895.44/x - Step 3: Cross multiply
403,374,295.32x = 556,648,968.36 × 246,729,895.44 - Step 4: Simplify right side
403,374,295.32x = 137,341,941,760,829,296 - Step 5: Solve for x
x = 137,341,941,760,829,296/403,374,295.32 - Step 6: Final answer
x = 340,482,632.02
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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.