Finding the Fourth Proportional to 172,248,199.12, 237,697,216.68 and 97,916,879.44
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Solution
The fourth proportional to 172,248,199.12, 237,697,216.68 and 97,916,879.44 is: 135,122,281.85
Step by Step Solution
- Step 1: Write the proportion equation
172,248,199.12 : 237,697,216.68 = 97,916,879.44 : x - Step 2: Convert to fraction form
172,248,199.12/237,697,216.68 = 97,916,879.44/x - Step 3: Cross multiply
172,248,199.12x = 237,697,216.68 × 97,916,879.44 - Step 4: Simplify right side
172,248,199.12x = 23,274,569,708,879,116 - Step 5: Solve for x
x = 23,274,569,708,879,116/172,248,199.12 - Step 6: Final answer
x = 135,122,281.85
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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.