Finding the Fourth Proportional to 97,826,525.20, 146,721,125.40 and 29,671,440.40
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Solution
The fourth proportional to 97,826,525.20, 146,721,125.40 and 29,671,440.40 is: 44,501,500.17
Step by Step Solution
- Step 1: Write the proportion equation
97,826,525.20 : 146,721,125.40 = 29,671,440.40 : x - Step 2: Convert to fraction form
97,826,525.20/146,721,125.40 = 29,671,440.40/x - Step 3: Cross multiply
97,826,525.20x = 146,721,125.40 × 29,671,440.40 - Step 4: Simplify right side
97,826,525.20x = 4,353,427,127,727,026 - Step 5: Solve for x
x = 4,353,427,127,727,026/97,826,525.20 - Step 6: Final answer
x = 44,501,500.17
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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.