Finding the Fourth Proportional to 7,424,127,746.62, 10,245,490,464.56 and 4,037,235,122.66
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Solution
The fourth proportional to 7,424,127,746.62, 10,245,490,464.56 and 4,037,235,122.66 is: 5,571,490,061.07
Step by Step Solution
- Step 1: Write the proportion equation
7,424,127,746.62 : 10,245,490,464.56 = 4,037,235,122.66 : x - Step 2: Convert to fraction form
7,424,127,746.62/10,245,490,464.56 = 4,037,235,122.66/x - Step 3: Cross multiply
7,424,127,746.62x = 10,245,490,464.56 × 4,037,235,122.66 - Step 4: Simplify right side
7,424,127,746.62x = 41,363,453,952,374,136,832 - Step 5: Solve for x
x = 41,363,453,952,374,136,832/7,424,127,746.62 - Step 6: Final answer
x = 5,571,490,061.07
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1.5x scale
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.