Finding the Fourth Proportional to 628,329,113,430.94, 942,626,037,993.36 and 203,824,232,126.38
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Solution
The fourth proportional to 628,329,113,430.94, 942,626,037,993.36 and 203,824,232,126.38 is: 305,779,287,111.52
Step by Step Solution
- Step 1: Write the proportion equation
628,329,113,430.94 : 942,626,037,993.36 = 203,824,232,126.38 : x - Step 2: Convert to fraction form
628,329,113,430.94/942,626,037,993.36 = 203,824,232,126.38/x - Step 3: Cross multiply
628,329,113,430.94x = 942,626,037,993.36 × 203,824,232,126.38 - Step 4: Simplify right side
628,329,113,430.94x = 192,130,028,376,328,515,878,912 - Step 5: Solve for x
x = 192,130,028,376,328,515,878,912/628,329,113,430.94 - Step 6: Final answer
x = 305,779,287,111.52
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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.