Finding the Fourth Proportional to 202,095,245.81, 278,895,071.36 and 118,523,652.80
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Solution
The fourth proportional to 202,095,245.81, 278,895,071.36 and 118,523,652.80 is: 163,564,771.02
Step by Step Solution
- Step 1: Write the proportion equation
202,095,245.81 : 278,895,071.36 = 118,523,652.80 : x - Step 2: Convert to fraction form
202,095,245.81/278,895,071.36 = 118,523,652.80/x - Step 3: Cross multiply
202,095,245.81x = 278,895,071.36 × 118,523,652.80 - Step 4: Simplify right side
202,095,245.81x = 33,055,662,603,516,772 - Step 5: Solve for x
x = 33,055,662,603,516,772/202,095,245.81 - Step 6: Final answer
x = 163,564,771.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.