Finding the Fourth Proportional to 98,106,603,781.98, 135,412,303,319.85 and 63,897,556,206.70
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Solution
The fourth proportional to 98,106,603,781.98, 135,412,303,319.85 and 63,897,556,206.70 is: 88,195,034,064.04
Step by Step Solution
- Step 1: Write the proportion equation
98,106,603,781.98 : 135,412,303,319.85 = 63,897,556,206.70 : x - Step 2: Convert to fraction form
98,106,603,781.98/135,412,303,319.85 = 63,897,556,206.70/x - Step 3: Cross multiply
98,106,603,781.98x = 135,412,303,319.85 × 63,897,556,206.70 - Step 4: Simplify right side
98,106,603,781.98x = 8,652,515,262,458,824,228,864 - Step 5: Solve for x
x = 8,652,515,262,458,824,228,864/98,106,603,781.98 - Step 6: Final answer
x = 88,195,034,064.04
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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.