Finding the Fourth Proportional to 246,967,869.18, 370,122,636.96 and 130,355,811.18
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Solution
The fourth proportional to 246,967,869.18, 370,122,636.96 and 130,355,811.18 is: 195,359,974.30
Step by Step Solution
- Step 1: Write the proportion equation
246,967,869.18 : 370,122,636.96 = 130,355,811.18 : x - Step 2: Convert to fraction form
246,967,869.18/370,122,636.96 = 130,355,811.18/x - Step 3: Cross multiply
246,967,869.18x = 370,122,636.96 × 130,355,811.18 - Step 4: Simplify right side
246,967,869.18x = 48,247,636,577,001,448 - Step 5: Solve for x
x = 48,247,636,577,001,448/246,967,869.18 - Step 6: Final answer
x = 195,359,974.30
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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.