Finding the Fourth Proportional to 9,979,046,276,138.10, 14,942,790,139,460 and 6,887,195,791,965.60
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Solution
The fourth proportional to 9,979,046,276,138.10, 14,942,790,139,460 and 6,887,195,791,965.60 is: 10,313,001,715,885.59
Step by Step Solution
- Step 1: Write the proportion equation
9,979,046,276,138.10 : 14,942,790,139,460 = 6,887,195,791,965.60 : x - Step 2: Convert to fraction form
9,979,046,276,138.10/14,942,790,139,460 = 6,887,195,791,965.60/x - Step 3: Cross multiply
9,979,046,276,138.10x = 14,942,790,139,460 × 6,887,195,791,965.60 - Step 4: Simplify right side
9,979,046,276,138.10x = 102,913,921,368,713,964,447,334,400 - Step 5: Solve for x
x = 102,913,921,368,713,964,447,334,400/9,979,046,276,138.10 - Step 6: Final answer
x = 10,313,001,715,885.59
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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.