Finding the Fourth Proportional to 98,017,771.60, 135,228,140.04 and 97,866,606.16
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Solution
The fourth proportional to 98,017,771.60, 135,228,140.04 and 97,866,606.16 is: 135,019,587.85
Step by Step Solution
- Step 1: Write the proportion equation
98,017,771.60 : 135,228,140.04 = 97,866,606.16 : x - Step 2: Convert to fraction form
98,017,771.60/135,228,140.04 = 97,866,606.16/x - Step 3: Cross multiply
98,017,771.60x = 135,228,140.04 × 97,866,606.16 - Step 4: Simplify right side
98,017,771.60x = 13,234,319,123,044,006 - Step 5: Solve for x
x = 13,234,319,123,044,006/98,017,771.60 - Step 6: Final answer
x = 135,019,587.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.