Finding the Fourth Proportional to 1,817,471,672.23, 2,720,616,027.69 and 1,185,843,679.32
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Solution
The fourth proportional to 1,817,471,672.23, 2,720,616,027.69 and 1,185,843,679.32 is: 1,775,117,251.95
Step by Step Solution
- Step 1: Write the proportion equation
1,817,471,672.23 : 2,720,616,027.69 = 1,185,843,679.32 : x - Step 2: Convert to fraction form
1,817,471,672.23/2,720,616,027.69 = 1,185,843,679.32/x - Step 3: Cross multiply
1,817,471,672.23x = 2,720,616,027.69 × 1,185,843,679.32 - Step 4: Simplify right side
1,817,471,672.23x = 3,226,225,320,307,717,120 - Step 5: Solve for x
x = 3,226,225,320,307,717,120/1,817,471,672.23 - Step 6: Final answer
x = 1,775,117,251.95
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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.