Finding the Fourth Proportional to 172,343,894.67, 237,834,303.17 and 94,027,455.05
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Solution
The fourth proportional to 172,343,894.67, 237,834,303.17 and 94,027,455.05 is: 129,757,739.85
Step by Step Solution
- Step 1: Write the proportion equation
172,343,894.67 : 237,834,303.17 = 94,027,455.05 : x - Step 2: Convert to fraction form
172,343,894.67/237,834,303.17 = 94,027,455.05/x - Step 3: Cross multiply
172,343,894.67x = 237,834,303.17 × 94,027,455.05 - Step 4: Simplify right side
172,343,894.67x = 22,362,954,249,005,940 - Step 5: Solve for x
x = 22,362,954,249,005,940/172,343,894.67 - Step 6: Final answer
x = 129,757,739.85
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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.