Finding the Fourth Proportional to 958,578,303.12, 1,438,011,224.58 and 336,683,922.84
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Solution
The fourth proportional to 958,578,303.12, 1,438,011,224.58 and 336,683,922.84 is: 505,076,380.93
Step by Step Solution
- Step 1: Write the proportion equation
958,578,303.12 : 1,438,011,224.58 = 336,683,922.84 : x - Step 2: Convert to fraction form
958,578,303.12/1,438,011,224.58 = 336,683,922.84/x - Step 3: Cross multiply
958,578,303.12x = 1,438,011,224.58 × 336,683,922.84 - Step 4: Simplify right side
958,578,303.12x = 484,155,260,179,546,560 - Step 5: Solve for x
x = 484,155,260,179,546,560/958,578,303.12 - Step 6: Final answer
x = 505,076,380.93
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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.