Finding the Fourth Proportional to 228,552,113.18, 342,740,440.77 and 97,311,181.76
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Solution
The fourth proportional to 228,552,113.18, 342,740,440.77 and 97,311,181.76 is: 145,929,420.06
Step by Step Solution
- Step 1: Write the proportion equation
228,552,113.18 : 342,740,440.77 = 97,311,181.76 : x - Step 2: Convert to fraction form
228,552,113.18/342,740,440.77 = 97,311,181.76/x - Step 3: Cross multiply
228,552,113.18x = 342,740,440.77 × 97,311,181.76 - Step 4: Simplify right side
228,552,113.18x = 33,352,477,329,406,560 - Step 5: Solve for x
x = 33,352,477,329,406,560/228,552,113.18 - Step 6: Final answer
x = 145,929,420.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.