Finding the Fourth Proportional to 328,437,836.98, 453,225,774.02 and 179,758,655.12
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Solution
The fourth proportional to 328,437,836.98, 453,225,774.02 and 179,758,655.12 is: 248,056,851.04
Step by Step Solution
- Step 1: Write the proportion equation
328,437,836.98 : 453,225,774.02 = 179,758,655.12 : x - Step 2: Convert to fraction form
328,437,836.98/453,225,774.02 = 179,758,655.12/x - Step 3: Cross multiply
328,437,836.98x = 453,225,774.02 × 179,758,655.12 - Step 4: Simplify right side
328,437,836.98x = 81,471,255,603,790,512 - Step 5: Solve for x
x = 81,471,255,603,790,512/328,437,836.98 - Step 6: Final answer
x = 248,056,851.04
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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.