Finding the Fourth Proportional to 126,292,303.40, 189,445,245.95 and 40,037,436.19
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Solution
The fourth proportional to 126,292,303.40, 189,445,245.95 and 40,037,436.19 is: 60,058,307.14
Step by Step Solution
- Step 1: Write the proportion equation
126,292,303.40 : 189,445,245.95 = 40,037,436.19 : x - Step 2: Convert to fraction form
126,292,303.40/189,445,245.95 = 40,037,436.19/x - Step 3: Cross multiply
126,292,303.40x = 189,445,245.95 × 40,037,436.19 - Step 4: Simplify right side
126,292,303.40x = 7,584,901,946,558,880 - Step 5: Solve for x
x = 7,584,901,946,558,880/126,292,303.40 - Step 6: Final answer
x = 60,058,307.14
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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.