Finding the Fourth Proportional to 628,329,113,429.19, 942,626,037,990.73 and 203,824,232,124.63
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Solution
The fourth proportional to 628,329,113,429.19, 942,626,037,990.73 and 203,824,232,124.63 is: 305,779,287,108.90
Step by Step Solution
- Step 1: Write the proportion equation
628,329,113,429.19 : 942,626,037,990.73 = 203,824,232,124.63 : x - Step 2: Convert to fraction form
628,329,113,429.19/942,626,037,990.73 = 203,824,232,124.63/x - Step 3: Cross multiply
628,329,113,429.19x = 942,626,037,990.73 × 203,824,232,124.63 - Step 4: Simplify right side
628,329,113,429.19x = 192,130,028,374,142,847,287,296 - Step 5: Solve for x
x = 192,130,028,374,142,847,287,296/628,329,113,429.19 - Step 6: Final answer
x = 305,779,287,108.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.