Finding the Fourth Proportional to 376,371,220.93, 564,362,986.63 and 168,931,798.95
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Solution
The fourth proportional to 376,371,220.93, 564,362,986.63 and 168,931,798.95 is: 253,310,692.45
Step by Step Solution
- Step 1: Write the proportion equation
376,371,220.93 : 564,362,986.63 = 168,931,798.95 : x - Step 2: Convert to fraction form
376,371,220.93/564,362,986.63 = 168,931,798.95/x - Step 3: Cross multiply
376,371,220.93x = 564,362,986.63 × 168,931,798.95 - Step 4: Simplify right side
376,371,220.93x = 95,338,854,592,200,688 - Step 5: Solve for x
x = 95,338,854,592,200,688/376,371,220.93 - Step 6: Final answer
x = 253,310,692.45
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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.