Finding the Fourth Proportional to 128,850,577.43, 177,812,302.16 and 70,112,230.52
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Solution
The fourth proportional to 128,850,577.43, 177,812,302.16 and 70,112,230.52 is: 96,754,064.80
Step by Step Solution
- Step 1: Write the proportion equation
128,850,577.43 : 177,812,302.16 = 70,112,230.52 : x - Step 2: Convert to fraction form
128,850,577.43/177,812,302.16 = 70,112,230.52/x - Step 3: Cross multiply
128,850,577.43x = 177,812,302.16 × 70,112,230.52 - Step 4: Simplify right side
128,850,577.43x = 12,466,817,117,094,192 - Step 5: Solve for x
x = 12,466,817,117,094,192/128,850,577.43 - Step 6: Final answer
x = 96,754,064.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.