Finding the Fourth Proportional to 176,136,643.70, 264,110,487.15 and 73,785,043.70
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Solution
The fourth proportional to 176,136,643.70, 264,110,487.15 and 73,785,043.70 is: 110,637,987.80
Step by Step Solution
- Step 1: Write the proportion equation
176,136,643.70 : 264,110,487.15 = 73,785,043.70 : x - Step 2: Convert to fraction form
176,136,643.70/264,110,487.15 = 73,785,043.70/x - Step 3: Cross multiply
176,136,643.70x = 264,110,487.15 × 73,785,043.70 - Step 4: Simplify right side
176,136,643.70x = 19,487,403,835,991,040 - Step 5: Solve for x
x = 19,487,403,835,991,040/176,136,643.70 - Step 6: Final answer
x = 110,637,987.80
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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.