Finding the Fourth Proportional to 97,038,367,822.36, 146,219,910,077.95 and 79,739,558,701.84
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Solution
The fourth proportional to 97,038,367,822.36, 146,219,910,077.95 and 79,739,558,701.84 is: 120,153,619,281.63
Step by Step Solution
- Step 1: Write the proportion equation
97,038,367,822.36 : 146,219,910,077.95 = 79,739,558,701.84 : x - Step 2: Convert to fraction form
97,038,367,822.36/146,219,910,077.95 = 79,739,558,701.84/x - Step 3: Cross multiply
97,038,367,822.36x = 146,219,910,077.95 × 79,739,558,701.84 - Step 4: Simplify right side
97,038,367,822.36x = 11,659,511,103,038,460,788,736 - Step 5: Solve for x
x = 11,659,511,103,038,460,788,736/97,038,367,822.36 - Step 6: Final answer
x = 120,153,619,281.63
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.