Finding the Fourth Proportional to 110,748,840.24, 165,796,115.40 and 81,802,766.64
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Solution
The fourth proportional to 110,748,840.24, 165,796,115.40 and 81,802,766.64 is: 122,462,509.84
Step by Step Solution
- Step 1: Write the proportion equation
110,748,840.24 : 165,796,115.40 = 81,802,766.64 : x - Step 2: Convert to fraction form
110,748,840.24/165,796,115.40 = 81,802,766.64/x - Step 3: Cross multiply
110,748,840.24x = 165,796,115.40 × 81,802,766.64 - Step 4: Simplify right side
110,748,840.24x = 13,562,580,937,884,710 - Step 5: Solve for x
x = 13,562,580,937,884,710/110,748,840.24 - Step 6: Final answer
x = 122,462,509.84
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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.