Finding the Fourth Proportional to 208,007,454.04, 287,050,027.62 and 115,187,849.80
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Solution
The fourth proportional to 208,007,454.04, 287,050,027.62 and 115,187,849.80 is: 158,959,089.32
Step by Step Solution
- Step 1: Write the proportion equation
208,007,454.04 : 287,050,027.62 = 115,187,849.80 : x - Step 2: Convert to fraction form
208,007,454.04/287,050,027.62 = 115,187,849.80/x - Step 3: Cross multiply
208,007,454.04x = 287,050,027.62 × 115,187,849.80 - Step 4: Simplify right side
208,007,454.04x = 33,064,675,466,578,412 - Step 5: Solve for x
x = 33,064,675,466,578,412/208,007,454.04 - Step 6: Final answer
x = 158,959,089.32
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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.