Finding the Fourth Proportional to 97,124,573.30, 145,644,869.55 and 48,583,670.90
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Solution
The fourth proportional to 97,124,573.30, 145,644,869.55 and 48,583,670.90 is: 72,854,501.90
Step by Step Solution
- Step 1: Write the proportion equation
97,124,573.30 : 145,644,869.55 = 48,583,670.90 : x - Step 2: Convert to fraction form
97,124,573.30/145,644,869.55 = 48,583,670.90/x - Step 3: Cross multiply
97,124,573.30x = 145,644,869.55 × 48,583,670.90 - Step 4: Simplify right side
97,124,573.30x = 7,075,962,410,490,631 - Step 5: Solve for x
x = 7,075,962,410,490,631/97,124,573.30 - Step 6: Final answer
x = 72,854,501.90
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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.