Finding the Fourth Proportional to 7,889,060,503.17, 10,887,245,716.14 and 4,368,795,319.17
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Solution
The fourth proportional to 7,889,060,503.17, 10,887,245,716.14 and 4,368,795,319.17 is: 6,029,127,055.65
Step by Step Solution
- Step 1: Write the proportion equation
7,889,060,503.17 : 10,887,245,716.14 = 4,368,795,319.17 : x - Step 2: Convert to fraction form
7,889,060,503.17/10,887,245,716.14 = 4,368,795,319.17/x - Step 3: Cross multiply
7,889,060,503.17x = 10,887,245,716.14 × 4,368,795,319.17 - Step 4: Simplify right side
7,889,060,503.17x = 47,564,148,123,326,062,592 - Step 5: Solve for x
x = 47,564,148,123,326,062,592/7,889,060,503.17 - Step 6: Final answer
x = 6,029,127,055.65
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1.5x scale
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.