Finding the Fourth Proportional to 172,124,410.58, 258,237,271.44 and 55,537,579.44
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Solution
The fourth proportional to 172,124,410.58, 258,237,271.44 and 55,537,579.44 is: 83,322,713.66
Step by Step Solution
- Step 1: Write the proportion equation
172,124,410.58 : 258,237,271.44 = 55,537,579.44 : x - Step 2: Convert to fraction form
172,124,410.58/258,237,271.44 = 55,537,579.44/x - Step 3: Cross multiply
172,124,410.58x = 258,237,271.44 × 55,537,579.44 - Step 4: Simplify right side
172,124,410.58x = 14,341,872,976,967,842 - Step 5: Solve for x
x = 14,341,872,976,967,842/172,124,410.58 - Step 6: Final answer
x = 83,322,713.66
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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.