Finding the Fourth Proportional to 228,664,102.84, 342,803,334.66 and 99,174,181.12
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Solution
The fourth proportional to 228,664,102.84, 342,803,334.66 and 99,174,181.12 is: 148,677,643.66
Step by Step Solution
- Step 1: Write the proportion equation
228,664,102.84 : 342,803,334.66 = 99,174,181.12 : x - Step 2: Convert to fraction form
228,664,102.84/342,803,334.66 = 99,174,181.12/x - Step 3: Cross multiply
228,664,102.84x = 342,803,334.66 × 99,174,181.12 - Step 4: Simplify right side
228,664,102.84x = 33,997,240,000,110,816 - Step 5: Solve for x
x = 33,997,240,000,110,816/228,664,102.84 - Step 6: Final answer
x = 148,677,643.66
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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.