Finding the Fourth Proportional to 97,073,736,697.13, 145,610,605,045.75 and 27,280,653,049.12
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Solution
The fourth proportional to 97,073,736,697.13, 145,610,605,045.75 and 27,280,653,049.12 is: 40,920,979,573.70
Step by Step Solution
- Step 1: Write the proportion equation
97,073,736,697.13 : 145,610,605,045.75 = 27,280,653,049.12 : x - Step 2: Convert to fraction form
97,073,736,697.13/145,610,605,045.75 = 27,280,653,049.12/x - Step 3: Cross multiply
97,073,736,697.13x = 145,610,605,045.75 × 27,280,653,049.12 - Step 4: Simplify right side
97,073,736,697.13x = 3,972,352,396,526,130,561,024 - Step 5: Solve for x
x = 3,972,352,396,526,130,561,024/97,073,736,697.13 - Step 6: Final answer
x = 40,920,979,573.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.